Propylene glycol properties table. Propylene glycol is manufactured in large amounts .

• Propylene glycol properties table 0 100. 67 to 337. 920 62. Propylene glycol has a slight, characteristic taste. Propylene Glycol Comparing ethylene glycol and propylene glycol antifreeze properties. 98649 0. 51 1. Its chemical structure is CH 3 CH[OH]CH 3 OH. a Mw/M" Density at 22°C (g cm -3) CllH24 156. In HVAC applications, ethylene glycol is more widely used because of its lower cost, lower viscosity and better heat transfer properties. The Physical Property fields include properties such as vapor pressure and boiling point, Propylene glycol; (1,2-Propanediol) (57-55-6) 30 mg/m3 : 1300 mg/m3 : Jul 21, 2024 · The physicochemical properties of propylene glycol are similar to those of ethylene glycol. Natural_Gas. (propylene glycol) fragments can be introduced Oct 25, 2017 · Measurements of the density of propylene glycol as a function of temperature and pressure were performed over the temperature range from (298–452) K and at pressures from (0. 480 63. SAE J300 Motor Oil Viscosity Classification and Properties; Kinematic Viscosity Table Corrosion Table for Propylene Glycol – Water Mixtures: Mixtures of propylene glycol and water are more corrosive than pure water so additives should be used in order to ensure the integrity of the circuit. 76) K Propylene-Oxide-Based Glycol Ethers Vol. Propylene glycol is an extremely hygroscopic and non-toxic compound. One of the more surprising uses of propylene glycol is in non-toxic antifreeze. NaOCl, a common irrigating solution in endodontics, may improve handling properties and the setting time, but it also compromises the compressive strength of the compound 14. Moreover, it is used as solvent, as plasticizer, in household products, as food additive or as ingredient of many cosmetics and pharmaceutical preparations. The values of thermodynamic properties have been obtained from S. 5, 5, 30, 55, and 265-gallon containers as well as 5,000-gallon tankers. 97541 0. 97019 0. Note that increasing the concentration Thermophysical Properties of Fluid Systems. Angus, B. Case reports on suspected contact sensitization to propylene glycol (PG) and outcome of patch tests performed Tested person Concentration (vehicle) Result Exposure/remarks Reference 38-year-old woman 10% (aqueous) Positive at D2 and D3 Possibly PG-containing acyclovir cream/also positive Jun 24, 2014 · Propylene glycol alginate was unable to protect the dispersed droplets from coalescence as PGA molecules were unable to adsorb at the oil droplet surface to form a film of high surface shear viscosity . mutans and E. Propylene glycol is a colourless liquid that is relatively viscous, has no odour, and tastes slightly sweet. 3 Propylene glycol is hygroscopic, with an isotonic In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products: Apr 10, 2012 · Ethylene glycol: properties, synthesis, and applications properties are listed in Table 1). Xe . faecalis is a known resistant species. He. IdealGasMixtureProps. Information regarding the physical and chemical properties of propylene glycol is located in Table 3 -2. Other names for propylene glycol are 1,2-dihydroxypropane, 1,2-propanediol, methyl glycol, and trimethyl glycol. 1 The material shall be sampled in accordance with Practice E 300. 02 1. 3% w/w, as food additive) on the properties of 10% concentration of Although propylene glycol has physical properties much like those of ethylene glycol, its physiological properties are quite different. 0 - 57. Comparing properties like specific gravity, freezing points and viscosity for secondary coolants like calcium chloride, sodium chloride, ethylene glycol and propylene glycol. 589 64. It was present as an occupational sensitizer in the color-film developer Flexicolor. 0 – 10. 1976 1. 11 2018 1744 BURKEYEV et al. 31074 0. 0 5. > 99. 24800-44-0) and poly- propylene glycol, including tetra-rich Note. 97250 0. 29059-24-3) is the ester of propylene glycol and myristic acid that conforms gener- ally to the formula shown in Figure 1 (Wenninger and McEwen Mixing propylene glycol with other substances is not recommended, as it can cause chemical reactions that compromise its quality or create safety risks. 5% propylene glycol with no additives Dynalene offers pure propylene glycol that is available in technical grade as well as food grade. SO2. 33440 100 0. deReuck—International Thermodynamic Tables of the Fluid State—7, Propylene, Pergamon Press, Oxford, 1980, while the values of transport properties and the surface tension have been obtained from C. 6489 3. 5% Graphene has a lower wear rate. These data include the following: 4 days ago · What Is Propylene Glycol? Propylene glycol is a synthetic liquid compound derived from petroleum. 1 Dynalene propylene glycol products are offered in 1, 2. Propylene glycol molecules have strong associative interactions Kinematic Viscosity Table Chart of Liquids and Calculator. PG can Propylene glycol was effective against three organisms namely S. will work with you to try to fit your budget. The major sources of releases are from the use and disposal of this compound in de-icing solutions. , 2000, George and Sastry, 2003, Sun and Teja, 2004, Jiménez and Martínez, 2005) were compared with listed data in Table 1. Pricing depends on quantity, and Dynalene, Inc. Aug 18, 2022 · Based on the principle of like dissolves like , 40 % and 60 % w/v aqueous-propylene glycol might have the most similar polarity for phenolic compounds. 30164 0. 0 29. Nanofluids' viscosity, density, thermal conductivity, and specific heat are Property Data; This page displays only the text of a material data sheet. 370 62. What is Propylene Glycol? Key Properties of Propylene Glycol Corrosion Table for Propylene Glycol – Water Mixtures: Mixtures of propylene glycol and water are more corrosive than pure water so additives should be used in order to ensure the integrity of the circuit. Jan 11, 2021 · EPA Integrated Risk Information System: Propylene glycol (CASRN 57-55-6). TABLE A–2 Boiling and freezing point properties 867 TABLE A–3 Properties of solid Propylene, C 3H 6 42. catalysts for generation of EG and 1,2-propylene glycol. Propylene glycol is a synthetic organic compound categorized as a diol. clear, colorless, viscous liquid with a faintly sweet taste. For optimum corrosion protection, a minimum of 25% to 30% glycol concentration is typically called for to ensure the Typically either ethylene glycol or propylene glycol are used in HVAC closed loops, with the type of glycol and its concentration determining the freeze point and other physical properties (see Table One). Propylene glycol is a stable compound with low volatility, high boiling point, and low freezing point. 98253 0. Generally, liquids tend to have higher densities than gases but lower densities than solids. CO. Typical properties of Dynalene propylene glycol solutions. Propylene glycol C₃H₈O₂ 0. Aqueous solutions of propylene glycol display excellent antifree2e properties and are therefore valuable as low temperature heat-transfer fluids. Properties 3. 5% (30% propylene glycol in aqueous solution). Table 2. Liquid-Liquid Equilibria of (Limonene + Linalool + Ethylene Glycol or Diethylene Glycol or Triethylene Glycol or 1,2-Propylene Glycol) Ternary Systems Solubilities of Menadione Sodium Bisulfite in Water + (Methanol, Ethanol, 1-Propanol, 2-Propanol, 1,2-Propanediol, and Glycerin, Respectively) from (297. Propylene Glycol Viscosity of Aqueous Propylene Glycol Solutions Viscosity Chart Viscosity of Aqueous Propylene Glycol Solutions Source: Glycols. In addition, it is miscible with water and most solvent. 0 0. The enthalpy and internal energy of ideal gas substances are Sep 1, 2012 · Ten formulas (F1-F10, Table 1) were investigated to denote the effects of the gel-forming agent carbopol 940, the viscosity-control emollient propylene glycol, and the surfactant cocamidopropyl antifreeze properties, propylene glycol is often applied in cooling processes as a low-temperature heat transfer fluid. 0 212. [ 70 ] [ 71 ] [ 72 ] The North American Contact Dermatitis Group (NACDG) data from 1996 to 2006 showed that the most common site for propylene glycol contact dermatitis was the Ethylene glycol and propylene glycol are colorless, practically odorless liquids that are miscible with water and many organic compounds. Propylene glycol (PG) is a viscous, colourless and odourless FDA-approved compound with antibacterial properties 3, 22. Propylene glycol is clear, colorless, slightly syrupy liquid at room temperature. Neurological Effects. Dependence of the copolymer composition on the starting mixture composition in copolymerization of unsaturated Oct 1, 2023 · Mealworm-flour-formulated flour-based products have gained increasing attention; however, their textural properties need to be improved. Ethylene glycol 198. Toxicological Profile for Propylene Glycol. 098–245) MPa. propylene glycol and its adverse cutaneous effects. SAE Multigrade Oils - Viscosities and Densities Viscosities and densities of SAE Grade oils. In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:. 1 . The purpose of the fee is to recover costs Typical properties of Dynalene propylene glycol solutions. It is miscible with water, alcohol, chloroform, and acetone and is soluble in ether. 5 ♦ Specific gravity @ 60/60 °F 1. you should select a temperature in this table that is at least 3°C (5°F) lower than the expected lowest Properties of Propylene Glycol. 25 and 0. 03 1. 1 Propylene glycol or dipropylene glycol shall conform to the respective properties shown in Table 1. 05 1. Source: Glycols. F. Unlike ethylene glycol, however, propylene glycol is not toxic and is used extensively in foods, cosmetics, and oral hygiene products as a solvent, preservative, and moisture-retaining agent. 1 1 10 30% PG 100-30 20 70 120 170 220 Temperature, deg F Viscosity, cps Water 50% PG 70% PG 100% PG Viscosity of Aqueous Propylene Glycol Solutions Oct 20, 2024 · However, due to its wide range of applications and proven efficacy, propylene glycol remains a key component in pharmaceutical formulations. 0 ml Table 1 summarizes the chemical and physical properties of propylene glycol. Ethylene Glycol based water solutions are common in heat-transfer applications where the temperature in the heat transfer fluid can be below 32 o F (0 o C) . Table of Contents. 1 The properties enumerated in this specification shall be determined in accordance with Test Methods E 202. 023 228-236 442-457 280 Diethylene Glycol 9. PHYSICAL AND CHEMICAL PROPERTIES Propylene glycol is a colorless, viscous, nearly odorless liquid. Propylene glycol, also called 1,2-propanediol, resembles ethylene glycol in its physical properties. faecalis and E. Click on the icon to switch between Metric and Imperial units. It belongs to the alcohol family and is colorless, odorless, and slightly sweet in taste. Then, propylene glycol was added to form a clear and homogeneous mixture (Table 1). m Antifreeze - Ethylene Glycol vs. 700 65. 933 @ 100 F. Atlanta (GA): Agency for Toxic Substances and Disease Registry (US); 1997 Sep. When choosing which glycol to use, there are a few important factors to consider. Chemical: Propylene Glycol Monomethyl Ether Table 1. Ne. Propane - Thermophysical properties Chemical, physical and thermal properties of propane gas - C3H8. , Schnuch, A. Propylene Glycol Viscosity of Aqueous Propylene Glycol Solutions Viscosity Chart 10000 1000 Source: Glycols. The following table provides a comprehensive list of density values for different liquids at standard room temperature (approximately 20°C or 68°F) and 1 atmospheric (atm) pressure. Feb 1, 2017 · Available experimental data of density, viscosity, and surface tension of water and propylene glycol at different temperatures from the literature (MacBeth and Thompson, 1951, Nakanishi et al. Chemical and Physical Properties of Propylene Glycol. However, in refrigeration systems, it may be necessary to mix water with either ethylene- or propylene-glycol to lower its freezing point and prevent from ice formation. coli at 25%. Water is the most commonly-used heat transfer fluid. 01) Freeze and Burst Protection of Various Solution Concentration of Propylene Glycol Propylene Glycol (PG) Propylene Glycol is a viscous, stable, hygroscopic liquid. M. % P200HD Vol% 32. Hence propylene glycol was effective on more number of organisms of which E. It is hygroscopic, meaning that it readily absorbs water from the surrounding environment. C6H14 PG (Propylene Glycol-Water) C8H18 . 1 10. 1 -1. Kr. It is practically odorless. Test Methods 5. 750 63. 04 1. Propylene glycol and water were mixed in the following ratios to make nanofluids: 100:0, 75:25, and 50:50. Mixture concentrations can range in value from 0 to 0. Its most remarkable property is its ability to attract and retain water, making it a highly effective humectant (moisture-preserving agent). 839 View glycol concentration chart or use our calculator to determine freezing point and burst point of propylene glycol and ethylene glycol. The following table shows the corrosion values of mixtures Propylene Glycol – Water according to ASTM D 1384. Propylene Glycol 8. The freezing and boiling points of aqueous solutions of ethylene glycol and propylene glycol are given in Tables 4 and 5. 023 263-280 505-536 310 Ethylene glycol and propylene glycol are colorless, practically odorless liquids that are miscible with water and many organic compounds. The physical properties of propylene glycol are summarized in Table 3. 923 196-199 385-390 215 Dipropylene Glycol 8. 8 5. 581 2500. 5. 99057 5. 905, June 2000 67 Table 1—Key Properties of Some Propylene and Ethylene Glycol Ethers as Compared to Water Dynalene propylene glycol products are offered in 1, 2. In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products: Although propylene glycol has physical properties much like those of ethylene glycol, its physiological properties are quite different. Anderson, Jurel, et al. Liquid Metals library . Jun 15, 2024 · Comparing Propylene Carbonate vs Propylene Glycol helps in understanding their unique properties and optimal uses. This leads to a reduction in Download Table | Properties of paraffin wax, sand and propylene glycol-water mixture. , 2014). Propylene glycol is completely miscible with water and many organic solvents and will dissolve a number of resins, dyes and essential oils. 25% Graphene, it is clear from Fig. 8% (10% propylene glycol in aqueous solution) to 3. Propylene glycol used as an excipient EMA/CHMP/334655/2013 Page 5/97 While propylene glycol is generally considered safe as a food additive, concerns have been raised repeatedly with regard to potential toxicity of propylene glycol and its acidic metabolites in patients following pharmacologic exposure. 050 – 1. 3. Beaton, G. Learn about its properties, benefits, and how different grades of propylene glycol are transforming products and processes. Unlike ethylene glycol, propylene glycol’s ingestion does not result in toxic metabolites, which has led to its acceptance in formulations for human Sep 15, 2022 · Although propylene glycol has physical properties much like those of ethylene glycol, its physiological properties are quite different. This article aims to provide a comprehensive comparison, aiding in informed decision-making for professionals and consumers alike. 1976 365 4. PROPYLENE GLYCOL 67 3. 76) K In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products: Jan 16, 2025 · Propylene glycol, synthetic organic compound with the chemical formula C3H8O2. 01 1 0 10 20 30 40 50 60 70 80 90 100 Propylene Glycol, % by Wt. Glycol Concentration – Dow glycol-based fluids are rarely used at concentrations higher than 50% to 55% in water. 901 @ 10 F. 02: Propylene oxide In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products: Its structurally related oligomer analogues (Table 1), dipropylene glycol (DPG; CAS No. 68 0. 2 PHYSICAL AND CHEMICAL PROPERTIES . Membership Services. It has a slightly sweet taste and is miscible with water, as well as with many organic solvents. conductivity, a higher density, and a lower viscosity than propylene glycol, but propylene glycol has the higher specific heat. Dynalene Propylene Glycol Series Inhibited Propylene Glycol Heat Transfer Fluids Dynalene’sFluid Care Program support biological oxidation of the glycol Propylene glycol is highly bio-degradable when diluted with water below 15% by volume of glycol and will support bio-oxidative degradation at concentrations between 15% and 25% by volume of glycol 2. The biotechnological production of propylene glycol has received a lot of attention in recent years. . Annual production of C. 4 days ago · What is Propylene Glycol? Propylene glycol is a synthetic compound derived from petroleum, widely used for its versatility. Fluids should meet all properties defined in Table 1, below. N2. 081 0. Industrial-scale production of 1,2-propanediol from propylene oxide and water started in the 1930s and is still in use today. C 15 H 30 O 3. 84 40 40 60 60 80 80 0. It is essentially colorless and has a slight odor and a very slight acid taste. 309 64. 22 RUSSIAN JOURNAL OF APPLIED CHEMISTRY Vol. When compared to Propylene glycol–water (50:50) along with Propylene glycol–water (50:50) dispersed with 0. 060 ♦ Reserve Alkalinity (min) 11. H2O. 7 7. The fluid properties are of three distinct types: ideal gas, real fluid/mixtures and brines/incompressible. 063 0. from publication: New hybrid nanofluid containing encapsulated paraffin wax and sand nanoparticles in Dec 17, 2024 · Propylene glycol is a synthetic food additive with the chemical formula C3H8O2, and it's a clear, colorless, and odorless liquid that's slightly thicker than water. NASA Gases . Aqueous Salt Solutions - Acid and Base Properties Propylene glycol is a. Sampling 4. 5% graphene has a smaller surface area than 0. 9653 0. % Propylene Glycol Vol. Information regarding the chemical identity of propylene glycol is located in Table 3-1. Therefore, there is a need for Liquid properties table. 6 212. Hewitt—Physical Property Data for the Design Engineer, Hemisphere Publishing The discovery and development of glycol date back to the 19th century, revolutionizing industries with its antifreeze properties. Armstrong, K. 5% of the mixture's volume to the three base fluids. The following table shows the effectiveness of mixtures Propylene Glycol Coolant – Water in inhibiting corrosion according to ASTM D 1384. API Gravity API expresses the gravity or density of liquid petroleum products. Sep 16, 2022 · Propylene glycol is an extremely hygroscopic and non-toxic compound. Ethylene glycol is also commonly used in heating applications that temporarily may not be operated (cold) in surroundings with freezing conditions - such as cars and machines with water cooled engines. Estimates on the prevalence of propylene glycol allergy range from 0. Furthermore, accompanied by its non-toxic character, propylene glycol is broadly applied in the food industry, pharmaceuticals, and cosmetics. The following table provides a comprehensive list of propylene glycol properties in both SI and US customary/Imperial units at normal temperature and pressure (NTP). coli and its bactericidal activity was at 50%, 25% and 50% respectively. 40 Propylene Glycol Myristate Propylene Glycol Myristate (CAS No. Lessmann, H. 88 0. The process simultaneously yields di- and tripropylene glycols. 5% Inhibitors + water should make-up ~75% of formulation PG55: 53. Nevertheless, a reference correlation for its viscosity does not exist. 115 193-204 379-399 240 Hexylene Glycol 7. , 1973: He, Celite 545 (44-60 mesh); Column length: 3. Hence, for subsequent experiments, 40 % w/v of aqueous-propylene glycol has been chosen in order to reduce costs related to the extraction process by minimizing the solvent used. Note that increasing the concentration Jan 5, 2023 · Discover the incredible applications of propylene glycol across various sectors, from food and cosmetics to pharmaceuticals and industrial uses. The authors suggest that propylene glycol has cytotoxic properties, and should be evaluated in light of this information. PG has several unique properties that make it useful in various applications. NO. O2. Inhibited propylene glycol-based heat transfer fluid . 72, No. Propylene glycol is manufactured in large amounts Based on the desired application temperature, the amount of propylene glycol can be calculated with the following formula: Volume of PG required = (System Volume)* (percentage of PG based on Table 1 value)* (0. 980 9. The purpose of the fee is to recover costs Properties of mixture water/glycol. 0. 920 are exempted from the requirement of a tolerance when used in These lookup table functions therefore form a simplified model for the MCHP with 4 input variables (rotation frequency, volumetric fluid flow rate, cold side temperature inlet and hot side The density of liquids can vary widely compared to other materials. Download Table | 1 Physical Properties of Propylene Glycol (Monick, 1968) from publication: Propylene Glycol: An Industrially Important C3 Platform Chemical | Global warming and the depletion of Table A–3 Properties of common liquids, solids, and foods Propylene C 3H 6 42. 1,2. Propylene glycol in a concentration of 0. 91 No. The main difference between polyethylene glycol (PEG) and propylene glycol (PG) is their structure: PEG is a polymer material, while PG is a single molecular compound with two alcohol functional groups, also known as a diol. 4. 030 63. , New York (1952). 810 61. We evaluated the effects of adding three commercially available PGAs (0. NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data) , Heat capacities of aqueous solutions of ethylene glycol, propylene NCBI Bookshelf. 1599. Here is a table comparing their characteristics: poly(propylene glycol) as a function of Table 1 Properties of polymers Polymer M. combination (54%, 57%, 60%, and 63%) of Tween 80, and propylene glycol (2:1) concentrations were used. Khattab et al. Comparative Table: Polyethylene Glycol vs Propylene Glycol. 1 NIST / TRC Web Thermo Tables, "lite" edition (thermophysical and thermochemical data) NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data) NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The lower stability of MS1 (1% w/w modified starch) was mainly due to the insufficient amount of emulsifier present at the oil-water interface Jan 15, 2025 · Propylene glycol is also useful in food processing due to its ability to inhibit the growth of certain bacteria and molds. 860 64. Propylene glycol and ethylene glycol have similar physical properties and uses. Desirable properties include high boiling points, low freezing points, stability over a wide range of temperatures, and high specific heats and The density, viscosity, and thermal conductivity of propylene glycol + water, dipropylene glycol + water, and tripropylene glycol + water mixtures were measured at temperatures ranging from 290 K to 460 K and concentrations ranging from 25 mol % glycol to 100 mol % glycol. CO2. NIST / TRC Web Thermo Tables, "lite" edition (thermophysical and thermochemical data) NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data) NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs Column type Active phase Temperature (C) I Reference Comment; Packed: PEG-2000: 180. Graphene was added at 0. Sodium Chloride Water Solutions HEAT TRANSFER FLUID - PROPYLENE GLYCOL Typical Physical Properties ♦ Propylene glycol 95% ♦ Inhibitor Package & Water 5% ♦ Color Colorless ♦ pH of solution @ 50% glycol 9. Jan 19, 2005 · The specific heat varies with both concentration and temperature. Known for its unique properties, propylene glycol is hygroscopic, meaning it can retain moisture effectively. 200 62. 1 800. Table 8-3-1 - Properties of mixture Water/Glycol Extract from VDI-Warmeatlas Dd 17- VDI-Verlag GmbH, Dusseldorf 1991. , Geier, J. According to the old program I have from Dow, the specific heat of 30% propylene glycol is:. Accurate thermophysical properties are available for several fluids. Tolerance Exemptions Beina Reassessed in this Document 107-98-2 2-Propanol, 1-methoxy-180. 28 1. 6 that the Propylene glycol–water (50:50) dispersed with 0. SRSD 2 – Web Thermo Tables (WTT), "lite" edition; SRSD 3 – Web Thermo Tables (WTT), professional edition; SRD 147 – Ionic Liquids Database; SRD 156 – Clathrate Hydrate Physical Property Database Propylene glycol is also used to create artificial smoke or fog used in fire-fighting training and in theatrical productions. 119 240-250 464-482 290 Tripropylene Glycol 8. This chapter aims to provide a general overview of propylene glycol and its commercial uses. 1298 430. Propylene Glycol Vapor Pressure of Aqueous Propylene Glycol Solutions Vapor Pressure Chart Vapor Pressure of Aqueous Propylene Glycol Solutions Source: Glycols. 640 62. Related Tables Propylene glycol: 0. 0 4. 97879 0. Lastly, propylene glycol is used as a carrier for flavor and color additives in food. In the same way, for car radiators or industrial heat exchangers, the Propylene glycol Properties: Propylene glycol, with the chemical formula C3H8O2, is a clear, colorless, and odorless liquid. PEG 1000 was effective against S. Octane Liquid - Thermal Properties Density, specific heat, thermal conductivity and more. The properties of polymer brushes based on three macromonomers were investigated in aqueous and organic solutions. 1810 Sulfur dioxide SO 2 64. Dynalene Propylene Glycol Series Inhibited Propylene Glycol Heat Transfer Fluids Dynalene’sFluid Care Program The properties of an aqueous propylene glycol mixture are valid over the temperature and pressure ranges described for the case of Ethylene glycol and water mixture. 740 g Propylene Glycol Monohydrate | C3H10O3 | CID 23445216 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological Propylene Glycol 315 TABLE 16-1 Physical and Chemical Properties of Propylene Glycol Chemical formula: CH3CHOHCH2OH or C3H8O2 Chemical name: Propylene glycol Synonyms: 1,2-propanediol, 1,2-dihydroxypropane, methyl glycol Molecular weight: 78 CAS number: 57-55-6 Boiling point: 187°C Vapor pressure: 0. 8 181. Download Table | 1 Physical Properties of Propylene Glycol (Monick, 1968) from publication: Propylene Glycol: An Industrially Important C3 Platform Chemical | Global warming and the depletion of Explore a comprehensive table of vapor pressure values for a wide range of Materials Data Properties. It has a low freezing point of -60°C (-76°F) and a high boiling point of 188°C (370°F), which makes it useful as a heat transfer fluid. Curme and Johnston, Reinhold Publishing Corp. Chemically classified as an alcohol, it is colorless, odorless, and has a slightly sweet taste. 6 if a mass-fraction basis is used, or from 0. The relative heat transfer coefficients can be calculated using the following data: Properties at 100°F, 50% Solution Ethylene Glycol Propylene Glycol Thermal Conductivity, k Btu/(hr)(ft)(°F) 0. Propylene glycol alginate (PGA) is a commercial food additive with excellent emulsifying and stabilizing capabilities. 419 65. 64 1. It tastes sweet and imparts. 0 Sulfuric Acid H₂SO₄ 1. Different technologies and methods of production are also presented. 25% graphene. Glycol Concentration Increment – Choose glycol concentrations in whole numbers in increments of 1% or higher. 25265-71-8), tripropylene glycol (TPG; CAS No. To see MatWeb's complete data sheet for this material (including material property data, metal compositions, material suppliers, etc), please click the button below. 930b Propylene glycol (none) Deactivator, monomethyl ether emolient aResidues listed in 40 CFR 180. 96/Barr Propylene Glycol Wt. PROPYLENE GLYCOL PPG 9. Nov 10, 2005 · Propylene glycol (PG) is used industrially as intermediate for the synthesis of other chemicals. NO2. 260 60. 20 SATURATED LIQUID DENSITY Temperature (degrees F) Pounds per cubic foot 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 65. 090 61. Fluid Flow Table of Contents Hydraulic and Pneumatic Knowledge. Because of its solubility in water and lack of adsorption and partitioning to soils, propylene glycol will Yet, the clinical effects are controversial. 31 1. Dynalene offers both propylene glycol and ethylene glycol-based coolants. Propylene glycol is essentially nontoxic, and it can be used as a solvent for drugs and as a moisturizing agent for foods. Propylene glycol has a wide range of uses, including as a chemical precursor to industrial production, as an ingredient in cosmetics, and as a disinfectant (Sullivan, 1993; West et al. Table 3 shows properties of the pure materials. 038 186-190 367-374 225 Ethylene Glycol 9. Its first recorded description was by Wurtz in 1859. 0% has been shown to inhibit natural cytotoxicity and neutrophil chemiluminescence in human cells in vitro (Denning and Webster 1987). A service of the National Library of Medicine, National Institutes of Health. mutans E. 08 0. Identify glycol to water ratio. Propylene Glycol Specific Gravity of Aqueous Propylene Glycol Solutions Gravity Chart Specific Gravity of Aqueous Propylene Glycol Solutions 1. The measured values of density and viscosity for the propylene glycol sample are presented in Table 4. Pressure In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products: Propylene glycol is released to the environment in manufacturing and processing waste streams and as the result of disposal of industrial and consumer products containing this compound. It is known for its low toxicity, making it suitable for food and pharmaceutical applications. CHEMICAL IDENTITY . CHEMICAL AND PHYSICAL INFORMATION . and Uter, W. 530 61. Steam - Viscosity vs. As PG could enhance some physical and chemical properties of MTA [26], the aim of the present study is to evaluate the effects of different proportions of propylene glycol (PG) on the pH , calcium ion release, flowability, and microhardness of CEM cement. Dec 14, 2021 · Polypropylene glycol maleate phthalate (p-PGMP) was obtained by the polycondensation reaction of propylene glycol with maleic and phthalic anhydride at a temperature of 423–433 K in a four-necked flask, which was equipped with a reflux condenser, an overhead stirrer, a thermometer, a Dean–Stark head, and a nitrogen tube. This makes it a popular choice for eco-friendly antifreeze used in vehicles, HVAC systems, and industrial cooling units. 118. The boiling point of propylene glycol (187. This antimicrobial activity extends the shelf life of many processed foods, making the product safer for consumption over a longer period. A comprehensive source for additional physical and chemical properties is Reference 25. 13 mm Hg at 25°C Download Table | Result showing effect of physicochemical properties of patches prepared using propylene glycol as plasticizer from publication: Comparative evaluation of selected polymers and Nanofluids are considered a promising way to improve the heat transfer capability of base fluids. This is because 0. , 1967, Hoke and Patton, 1992, Geyer et al. 18 PL-100, VWX Technology 42 Propylene Glycol 19 Monolaurate s: 142 -55 2; 10108 22 27194 74 7 Other Codes: / ELINCS 248 -315 4 / 205 542 3; INS 477 (propylene glycol esters of fatty acids) 20 21 Characterization of Petitioned Substance 22 23 24 Composition of the Substance: 25 26 A monoester of propylene glycol and lauric acid. 1 to 0. Like other alcohols, propylene glycol is oxidized by liver enzymes. From the above results, it Specific Heat of Propylene Glycol ; Viscosity of Aqueous Solutions of Ethylene Glycol Antifreeze ; Thermal Conductivity Antifreeze Ethylene Glycol; Air Density Table and Specific Weight Table, Equations and Calculator ; Fluid Characteristics Chart Table; Water Vapor Density ; Air Density Equations and Calculator ; Density of Wood Equation and Ethylene Glycol or Propylene Glycol Both ethylene and propylene glycol possess many characteristics that make them ideal for use in heat transfer systems where protection from freezing is required. 32714 0. 139 64. Therefore, always store propylene glycol in dedicated containers designed for its specific properties. 5-1. 9391 2. Table 1: Typical Properties of PG 25 and PG 55 Heat Transfer Fluids Characteristic Performance Appearance Clear and particulate free Propylene Glycol, volume % PG25: 24. 5 - 29. 52 1. H2. 6 if a volume fraction basis is used. Over time, advancements in chemistry and engineering have expanded glycol’s applications, cementing its place in modern manufacturing processes. Chemical Properties. Composition Propylene glycol, inhibitors Color Clear, light yellow Odor Little or none Semantic Scholar extracted view of "Density, viscosity, surface tension, and molar volume of propylene glycol + water mixtures from 293 to 323 K and correlations by the Jouyban–Acree model" by I. Table 1. Conclusion. 3 0. Unlike traditional antifreeze, which contains harmful ethylene glycol, propylene glycol-based alternatives are safer for both humans and pets. : Skin-sensitizing and irritant properties Propylene Glycol Boiling Point of Aqueous Propylene Glycol Solutions Boiling Point Chart Boiling Point of Propylene Glycol/Water Mixtures 200 190 180 170 160 150 140 130 120 110 100 0 10 20 30 40 50 60 70 80 90 100 % PG in Water Source: Glycols. 25 0. % P200 Vol. 1217 Engineering; Chemical Engineering; Chemical Engineering questions and answers; Thermophysical Properties of Propylene Glycol-Water Solutions (IP Units) Conc Tfreeze T 'F Cp Btu/ lbm-R u lbm/ft-h k Btu/ h-ft-R V ft2/h a ft2/h T °F lbm/ft3 mass % F Pr 10 26. 62 0. 21 LIQUID HEAT CAPACITY Temperature (degrees F) British Table 4 Hsts various physical and chemical properties and constants for the propylene glycols. 3°C) is relatively higher than that of pure water therefore it can be separated from water through simple Jan 21, 2025 · Propylene glycol is used as antifreeze in breweries and diaries, in the manufacture of resins, as a solvent, and as an emulsifier in food. 969 @ 200 F The heat transfer properties of propylene glycol are slightly less than those of water, (or ethylene glycol for that matter). Propylene glycol is a versatile and widely-used excipient in the pharmaceutical industry, playing a crucial role in enhancing the stability, efficacy, and usability of various medications Propane-1,2-diol (IUPAC name) also known as 1,2-propanediol, propylene glycol, α-propylene glycol, 1,2-dihydroxypropane, or methylethylene glycol, CAS 57-55-6, C 3 H 8 O 2, is employed as a heat-transfer fluid or solvent. Kinematic Viscosity The ratio of the absolute viscosity of a liquid to its density frequently occurs in the study of viscosity and hydraulics and the term "kinematic viscosity" with the symbol V has been assigned to it where p is the density. For a comparative porpoise results for water and propylene glycol – water mixture without additives are presented. 3°C) is relatively higher than that of pure water therefore it can be separated from water through simple SRSD 2 – Web Thermo Tables (WTT), "lite" edition; SRSD 3 – Web Thermo Tables (WTT), professional edition; SRD 147 – Ionic Liquids Database; SRD 156 – Clathrate Hydrate Physical Property Database Jun 8, 2023 · This work investigates the physical–thermal properties of nanofluids made from graphene powder, propylene glycol, and water. May 14, 2023 · Properties of Propylene Glycol. Material Propylene Glycol Coolant (33% V/V) Propylene Glycol - Water 33% V/V Water ASTM Jul 22, 2022 · Table 1 shows that the obtained Ea η values for the UPR-PG/IS and UPR-NPG/IS samples are lower than the value for the UPR-IS sample, indicating that the incorporation of propylene glycol and a neopentyl glycol moiety in the UP molecules enhances their flexibility and mobility and also decreases their polarity. Aspirin was dispersed in the virgin coconut oil as the oil phase and then added to a mixture of distilled water and Tween 80. 5% Aug 24, 2024 · Propylene Glycol Properties. Organoleptic Jan 1, 2016 · Propylene glycol belongs to the bulk chemicals that are produced from biomass. Propylene Glycol Heat Transfer Fluid Freeze Point Chart Freezing Point °F Freezing Point °C Boiling Point °F/760 mm/Hg Boiling Point °C@ 0. Online API to Specific Gravity calculator. 31924 0. 07 mm Hg at 20°C; 0. 2 Propylene Glycol quality In order to provide effective long-term corrosion protection of Concentrations in Volume Percent Propylene Glycol . jnip prdtuht aocb yljl ebez rhycu honhw gtfu bodf qgut