the densities are: Pro-gly is 1.036 g/cm³ Eth-gly is 1.1132 g/cm³ it doesn't look like it will work, but I don't know how far off they would be. HAZARDS IDENTIFICATION Caution! (Specific gravity Ethylene Glycol = 1.112) (Specific gravity Propylene Glycol = 1.036) Controls 1200 mg/L - 11 μL in 2 mL of blood (or H 2 O) EG, 11.6 μL in 2 mL of blood (or H 2 O) PG propylene glycol and glycerin which were referenced in NFPA 13 since at least the 1952 edition of the standard. Propylene glycol is a 3-carbon compound derived from propylene which has applications in both industry and medicine. Propylene glycol (C 3 H 8 O 2) occurs as a clear, colorless, viscous, practically odorless liquid with a sweet taste somewhat resembling glycerin. Glycol Correction Factors All Heat exchangers experience a capacity loss when the fluid is a higher specific gravity than water.Glycols are heavy, syrup like fluids at full concentration, and become thinner when mixed with water. Ethylene glycol 25 1.1 Fluorine (freon) refrigerant R-11 25 1.48 ... Propylene 25 0.516 Propylene glycol 25 1.036 Pyridine 25 0.968 Parole 25 0.969 Resorcinol 25 1.272 Sabiname 25 0.814 the float tool doesn't work with Dex-Cool Table 2 compares the viscosity of both ethylene glycol and propylene glycol. 2000 words (ESSAY) Help I … Viscosity (dynamic) 13.3 mPa s (13.3 Cp) at 25. 1) NTP - Normal Temperature and Pressure - is defined as air at 20 o C (293.15 K, 68°F) and 1 atm ( 101.325 kN/m2, 101.325 kPa, 14.7 psia, 0 psig, 30 in Hg, 760 torr) Since specific gravity is the ratio between the density (mass per unit volume) of the actual gas and the density of air, specific gravity … Standard RV antifreeze consist of propylene glycol or ethylene glycol, which has a specific gravity of greater than 1. How is glycol distributed? Date Issued/Revised: February 1, 2007 Supersedes: October 1, 2004 Section 14: Transport Information This product is classified as a non-hazardous material for DOT shipping. Since water has a specific gravity of 1 at sea level, liquids and substances with a specific gravity lower than 1 will float in water. An adjustment needs to be made if the hydrometer is measuring specific gravity at a different temperature than the reference temperature. Mainly used as a carrier. DIPROPYLENE GLYCOL Specifications Dipropylene Glycol Industrial Grade (DPG) is a co product from the manufacture of monopropylene glycol by hydrolysis of Propylene Oxide (PO) with excess water at the high temperature and high pressure. OPTi® Digital Handheld Refractometer - A high performance refractometer with a vast choice of scales for a wide range of applications – all in the palm of your hand. Propylene Glycol is widely used as emulsifier in food production with E number E1520. Mono Propylene Glycol is one of the popular food additives and ingredients in most countries, As a professional Mono Propylene Glycol supplier and manufacturer, Foodchem International Corporation has been supplying and exporting Mono Propylene Glycol from China for almost 15 years, please be assured to buy Mono Propylene Glycol at Foodchem. 100 liters of propylene glycol in kg. MG Scientific 8500 107th Street Pleasant Prairie WI 53158 800-343-8338 Propylene glycol is used as a drench in the treatment of ketosis. Percent. Immediately after exposure to 107 MBq uniformly labelled (14)C-propylene (18.1 MBq/mmol propylene) for 7 hr in a closed exposure chamber, in which the atmospheric concentration-time course was measured after injection of a single dose into the chamber atmosphere, the mice were killed and 2-hydroxypropyl-DNA adducts were measured. Specific gravity 841: between 1.035 and 1.037. solids in liquids. Propylene glycol solutions cannot be tested using specific gravity because of ambiguous results (40% and 100% solutions have the same specific gravity). We offer sizes ranging from 1oz to 8oz. Maximum concentration permitted for the glycerin solution was a 70%/30% mix and for propylene glycol it was a 60%/40% mix. Specific gravity is a referenced physical property when working with glycol solutions. Glycol mix chart poskin user amsoil propylene glycol antize and dow center heat transfer fluids dynalene incEthylene Glycol Heat Transfer FluidWhat S Your Point Ze Or Burst Dynalene IncPropylene Glycol Zing Point Chart PoskinMono Ethylene Glycol AntizeSelecting The Proper Glycol Concentration For Closed Loop Hvac SystemsPro Refrigeration Inc Glycol Ze Point ChartPropylene Glycol … Easy to read color coded hydrometer gives temperature-corrected readings. Large amount of propylene glycol is used in the plastics industry for the manufacture of polyester fibers and alkyd resins. Glycol Brine Solutions are of various 3 types used in today’s world for heat transfer & thermal storage, such as Glycol based brine such as mono ethylene glycol (MEG), propylene glycol (PG) and diethylene glycol (DEG). Synonyms: PG, Propylene glycol INCI: Propylene Glycol Chemical Formula: C3H8O2; CAS Number: 57-55-6 What is Propylene Glycol It is a viscous, colorless liquid which is nearly odorless but possesses a faintly sweet taste. (PROPYLENE GLYCOL 35% INHIBITED) PAGE 2 of 9 P501: Dispose of contents/container: Treatment, storage, transportation and disposal must be in accordance with Federal, State/Provincial and Local Regulations. Chemistry Description Hydrometers are manufactured to the exacting specifications provided by NIST, ASTM/API and IRS and are calibrated against standards traceable to NIST. The specific gravity of all other materials are compared to water as a fraction heavier or fraction lighter density, no matter how small or large the fraction is. DOWCAL 200 HEAT TRANSFER FLUID by nature has characteristic odor and is of specific gravity about 1.045 - 1.055 @ 20 øC. PCE-SG is a handheld refractometer used to determine the specific gravity (sg) of electrolyte solution batteries as well as the freezing point of propylene or ethylene glycol-based coolants in degrees Celsius (°C). The Dissolved Solids and specific gravity scales are ideal for precisely measuring the sugar content of wort used in beer making. The formula we use for BTUH in hydronics includes specific heat and a specific gravity of the fluid. Perform the specific gravity test first. The key to differentiate the two is to use the physical differences with regard to specific gravity and refractive index. The RF40 measures the freezing point of automotive coolants (propylene glycol and ethylene glycol) from 32°F to -60°F. It is sensitive to excessive heat (tends to oxidize at high temperatures). ... Propylene glycol alginate is a propylene glycol ester of alginic acid, a linear glycuronan polymer consisting of a mixture of β – ( 4) – D- mannosyluronic acid and – (1 4) – L- gulosyluronic acid residues. This refractometer works well for measuring cleaning products too. May generate flammable and/or toxic gases with alkali metals, nitrides, and other strong reducing agents. This refractometer will give you a much more accurate indication of true total sugar content of wort, as opposed to an estimate from a sucrose-based Brix refractometer. Propylene glycol is used as a humectant and solvent in topicals. The specific gravity of a mixture of polyethylene glycol and water, and of glycerol and water increases with increasing concentration (Fig. It has a specific gravity of 1.038 g/mL, and it is miscible with acetone, chloroform, 95% ethanol, glycerin, and water. Function 1: Measuring freezing point of automobile antifreeze based on ethylene glycol or propylene glycol. 11 Gallons - ChillerGlycol™ DF1 - 100% USP Grade Inhibited Propylene Glycol. If 1 mL of glycerin weights 1.25 grams, its specific gravity = 1.25. • Propylene Glycol: 95% • Inhibitor Package & Water: 5% • Color: Colorless • pH of solution @ 50% glycol: 9.0 – 10.5 • Specific gravity @ 60/60˚F: 1.050 – 1.060 • Reserve Alkalinity (min) 11.0 ml RF41: Portable Battery Coolant/Glycol Refractometer with ATC (°C) Measures the freezing point of coolants and concentration of Ethylene/Propylene Glycol. Refractometer measures the Propylene/Ethylene Glycol freezing point from -50 to 0°C and the Specific Gravity of battery acid from 1.11 to 1.30 and provides a quick reference of battery charge condition. 1 product. Highest USP-certified base propylene glycol in the industry at Greater than 99.8%. The specific gravity of a geotextile is actually the specific gravity of the raw polymeric material used to fabricate the geotextile. … A patient added a 17-g measured dose of polyethylene glycol 3350 (MIRALAX) to 180 mL of water to use as a laxative. Intended Use of the Product Use of the substance/mixture: For professional use only. 9.0 ml 16.0 ml †Typical properties, not to be construed as specifications You may select from scales for measuring freeze point, concentration by weight or volume, specific gravity, density, and even boiling point. Mono propylene glycol is utilized across many different industries and some chemical manufacturers produce two grades of MPG to meet these varied needs. Propylene Glycol 95.5 94.0 Inhibitors & Water 4.5 6.0 Color Water White Fluorescent Yellow Specific Gravity (at 60/60°F) 1.046 – 1.056 1.053 – 1.063 pH of Solution (50% glycol) 9.5 – 10.5 9.0 – 10.7 Reserve Alkalinity (min.) the specific gravity for propylene glycol =1.026 the weight is 14 gm , the volume will be ..... Pharmacy in 21st Century : Challenges and the forces of change. PROPYLENE GLYCOL - Hydrometer. MULTIGARD PROPYLENE GLYCOL Performance Specifications. It is incompatible with acid chlorides, acid anhydrides, chloroformates, and reducing agents. However, the mixed solution of water-glycol will be thicker, heavier, than the water alone was. Readily biodegradable in water. Although ethylene glycol hydrometers are widely available and mass-marketed for antifreeze testing, they give false readings at high temperatures because specific gravity changes with temperature. Since we are normally using water between 40°F and 200°F, we use the default of 1.0 for both values. It is an excellent solvent because it is freely miscible with water yet dissolves hydrophobic substances. Hydrometer, Propylene Glycol & Specific Gravity, Dual Scale ; Hydrometer, Propylene Glycol & Specific Gravity, Dual Scale. It has applications in Paint, Food, Personal Care, Pharma and Agriculture. Freeze, Burst and Boiling Point; and Specific Gravity of RhoGard™ RTU, EnviroGard™ RTU, ThermaGard™ RTU Propylene Glycol-based Heat Transfer Fluids RG/TG/ EVG RTU Freeze Point (°F) Burst Point (°F) * Boiling Point (°F) Specific Gravity at 72 °F 20 18.6 11 213 1.020 21 18.0 9 … Propylene is the way to go, yes ethylene has slightly better heat transfer but also has a slightly higher specific gravity, so you need slightly more … Propylene glycol contains an asymmetrical carbon atom, so it exists in two stereoisomers. A: Although they are closely related, propylene glycol (PG) and ethylene glycol (EG) are different chemical substances. The freezing point of water is depressed when mixed with propylene glycol due to increased opportunity for hydrogen bonding. 2), and the maximum value of specific gravity of polyethylene glycol-water system was at 60-70% concentration (Fig. Propylene Glycol is also an essential ingredient in manufacturing of Propylene Glycol Alginate(PGA). PROPYLENE GLYCOL PAGE 1 ! It has a flash point of 103 °C and a specific gravity of 1.04. Propylene glycol is an odorless and colorless liquid; boiling point 188 C, freezing point -39 C. Propylene glycol is prepared by hydrolysis of propylene oxide. Synonyms: PG, Propylene glycol INCI: Propylene Glycol Chemical Formula: C3H8O2; CAS Number: 57-55-6 Because specific gravity measures the mass of a liquid over the mass of distilled water, specific gravity is unitless. It is sensitive to excessive heat (tends to oxidize at high temperatures). With a direct relationship to density, it is important to consider data on specific gravity in the calculation of … Calculate the percentage of C 3 H 8 O 2 in the Propylene Glycol by dividing the area under the propylene glycol peak by the sum of the areas under all of the peaks, excluding those due to air and water, and multiplying by 100. Multi-scale Digital Beer Refractometer for measuring the Dissolved Solids, Specific Gravity of wort, and propylene glycol antifreeze. Which is it? Propylene Glycol is a popular halal ingredient used in food and beverage. Skin Contact: Wash off with plenty of water. Example - the specific heat of an ethylene glycol water solution 50% / 50% is 0.815 at 80 o F (26.7 o C). A Specific Gravity of 1.03 means that you either have an Ethylene Glycol solution between 25% and 30% by weight, or you have a Propylene Glycol solution between 35% and 40% by weight. SPX Propylene Glycol SECTION IX - PHYSICAL AND CHEMICAL PROPERTIES Appearance Clear, Colorless Liquid pH@25°C - Melting/Freezing Point - Soluability Complete Odor Characteristic Glycol Odor Flashpoint 211°F, TCC Specific Gravity 1.05 ± 0.01 Auto-Ignition Temperature - Decomposition Temperature - VOC Content 100% (8.75#/gal) Odor Threshold - This compound can react with oxidizing materials. Glycols are heavy, syrup like fluids at full concentration, and become thinner when mixed with water. PCE-SG is a handheld refractometer used to determine the specific gravity (sg) of electrolyte solution batteries as well as the freezing point of propylene or ethylene glycol-based coolants in degrees Celsius (°C). Specific Gravity (SG) is the ratio of the object’s density to that of water. IDENTIFICATION Product Name: Polyethylene glycol 3350 CAS NO: 25322-68-3 TSCA: TSCA 8(b) inventory: Polyethylene Glycol 3350 Synonymn: PEG 3350 Chemical formula: H(OCH2CH2)nOH 2. OSHA VPEL PROPYLENE GLYCOL - Aerosol Ceiling 100mg/m3 ACGIH TLV Engineering Controls: Maintain sufficient mechanical (general and/or local exhaust) ventilation to maintain exposure below TLVs. b. propylene glycol 9. This information is believed to be accurate as of the date of publication. ... Propylene glycol alginate is a propylene glycol ester of alginic acid, a linear glycuronan polymer consisting of a mixture of β – ( 4) – D- mannosyluronic acid and – (1 4) – L- gulosyluronic acid residues. When the system contains a propylene or ethylene glycol, these values should be included. Supplier Monument Chemical 2450 Olin Road Brandenburg, KY 40108 - USA T (270)422-6860 Propylene Glycol cannot be read with a hydrometer due to the fact that up to 70% concentration specific gravity increases, but above 70% specific gravity decreases. If 500 mL of propylene glycol weighs 518 g, its specific gravity = 516 g PG / 500 mL PG = 1.036 _____ means parts per 100. Propylene Glycol, CAS# 57-55-6, is an organic compound manufactured through chemical synthesis, available as Colorless transparent viscous liquid.
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