/toxfaqs/tf.asp?id=85&tid=21 CachedJun 27, 2013 · Exposure to large amounts of ethylene glycol can damage the kidneys, heart, and nervous system. Propylene glycol is generally regarded as safe for use in food. Ethylene glycol has been found in at least 34, and propylene glycol in at least 5, of the 1,416 National Priorities List sites identified by the Environmental Protection Agency (EPA).
glycol/398 CachedPropylene Glycol Propylene Glycol Non-toxic, biodegradable and virtually odorless ARTIC-GARD: 95/5 Inhibited Propylene Glycol Economical formulation of 95.5% propylene glycol, dipotassium phosphate and deionized water offers good heat transfer characteristics, freeze and corrosion protection and low volatility.
/dts/sltc/methods/partial/pv2051/... CachedThe glass fiber filters were spiked with 2995.6 µg (199.7 mg/m 3 based on a 15 L air sample) propylene glycol, allowed to equilibrate overnight at room temperature, and then 60 L humid air (80% RH at 25°C) was drawn through them at 1.0 L/min. The sampling tubes were opened and the GFF, the front section and the back section were each put in ...
/r/ALLABOUTECIGS/comments/1c51o5/... CachedDr. Oswald Hope Robertson last week was making final tests with a new germicidal vapor—propylene glycol—to sterilize air. If the results so far obtained are confirmed, one of the age-old searches of man will finally achieve its goal.
/webapps/include/GetDoc.aspx?filepath=...DOW™ Propylene Glycol is a viscous, colorless, odorless liquid.1,2 For further details, see Product Description. DOW Propylene Glycol is used as a raw material for the manufacture of other chemicals and as an ingredient in product formulations.
/r/electronic_cigarette/comments/... CachedReregistration for Propylene Glycol and DiPropylene Glycol for the EPA. Propylene Glycol. The following is information on the currently registered uses of propylene glycol products and an overview of use sites and application methods. A detailed table of the uses of propylene glycol eligible for reregistration is contained in Appendix A.
/news/20091104/Propylene... CachedNov 04, 2009 · Propylene glycol, the primary ingredient in the electronic cigarette cartridge, may be a powerful deterrent against pneumonia, influenza, and other respiratory diseases when vaporized and inhaled ...
/pesticide-registration/efficacy-data... CachedFor products containing at least 5% glycols (triethylene, dipropylene, and/or propylene glycols), quantitative chemical determinations must be performed, using an air sampling device, to show the concentration of glycol vapor achieved with the product, used as directed, in an enclosed experimental room or chamber.
sciencing.com/use-propylene-glycol-5182747.htmlSee all results for this question How long does propylene glycol stay in your system? Approximately 45 percent of any ingested PG is excreted directly from the body and never even comes into contact with the liver. The elimination half-life for propylene glycol is approximately four hours, and there is no bioaccumulation (buildup in the body over time). The Truth About Propylene Glycol, According to a Chemist | NaturallyCu…
/comments/10739591 CachedConcentrations of 1 gm. of propylene glycol vapor in two to four million cc. of air produced immediate and complete sterilization of air into which pneumococci, streptococci, staphylococci, H. influenzae, and other microorganisms as well as influenza virus had been sprayed."
CachedNov 30, 1971 · 4. subsequently entraining air throughout the resultant solution of step (2) whereby autosterilization of said step (2) solution occurs and said propylene oxide is converted in situ to propylene glycol. 5. The method of claim 1 wherein said air entrainment is accomplished by centrifugation of the resultant solution of step (2). 6.
itstillruns.com/safe-disposal-propylene-glycol... CachedPropylene glycol is used as a less environmentally-toxic antifreeze. It is not harmless; it is just less toxic than ethylene glycol used in most antifreeze. Finding a safe disposal method for propylene glycol can present a difficult task. The best solution is to reuse it, if possible. If this is not possible, then ...
patents.google.com/patent/US2333124 CachedUS2333124A US2333124DA US2333124A US 2333124 A US2333124 A US 2333124A US 2333124D A US2333124D A US 2333124DA US 2333124 A US2333124 A US 2333124A Authority US United States Prior art keywords air glycol bacteria vapors chamber Prior art date 1943-11-02 Legal status (The legal status is an assumption and is not a legal conclusion.
/phs/phs.asp?id=1120&tid=240 CachedJan 21, 2015 · Other names for propylene glycol are 1,2-dihydroxypropane, 1,2-propanediol, methyl glycol, and trimethyl glycol. Propylene glycol is clear, colorless, slightly syrupy liquid at room temperature. It may exist in air in the vapor form, although propylene glycol must be heated or briskly shaken to produce a vapor.
/curlreading/curl-products/... CachedPropylene glycol has been designated by the FDA as "generally recognized as safe," or GRAS, for consumption; however, according to the Federal Agency for Toxic Substances and Disease Registry, "We have little information about what happens to propylene glycol in the air." The concern arises when propylene glycol is heated up and inhaled.
sciencing.com/use-propylene-glycol-5182747.html CachedUse propylene glycol as a solvent. Propylene glycol is an ideal solvent to mix chemicals while developing photographic films. Propylene glycol can also be used as a solvent in the manufacture of oral, topical applications and injections for the pharmaceutical industry, because it is insoluble in water.
archive.epa.gov/pesticides/oppad001/web/html/dis... CachedFor products containing at least 5% glycols (triethylene, dipropylene, and/or propylene glycols), quantitative chemical determinations must be performed, using an air sampling device, to show the concentration of glycol vapor achieved with the product, used as directed, in an enclosed experimental room or chamber.
propylene-glycol.html CachedPall Corporation (NYSE:PLL), a global leader in filtration, separation and purification, today announced it has completed the acquisition of Filter Specialists, Inc. (FSI).
msdssearch.dow.com/PublishedLiteratureDOWCOM/dh_091b/...A Guide to Glycols 8 < back Physical Properties Units Propylene Glycol Dipropylene Glycol Tripropylene Glycol Density g/cm3, 77°F(25°C) 1.032 1.022 1.019 g/cm3, 140°F (60°C) 1.006 0.998 0.991 lb/gal, 77°F (25°C) 8.62 8.53 8.51 Freezing Point °F (°C) Supercools Supercools Supercools Pour Point °F <-71 -38 -42 °C <-57 -39 -41
airliquide.com/bio-propylene-glycol CachedBio Propylene Glycol is an alternative to petrochemistry for producing propylene glycol from glycerin. Unlike the conventional method, this technology does not rely on petroleum. Pharmaceutical grade. The feedstock for Bio Propylene Glycol is pharmaceutical grade glycerin, which is hydrogenated in liquid phase with a copper catalyst.
contemporaryclinic.pharmacytimes.com/acute-care/... CachedPropylene glycol (PG) has been a commercial product in the United States since the 1930s. It became a very common product in air fresheners when a researcher's work indicated it could sterilize air. PG is a useful, flexible multipurpose chemical.
content.time.com/time/magazine/article/0,9171,932876,00.htmlOswald Hope Robertson last week was making final tests with a new germicidal vapor—propylene glycol—to sterilize air. If the results so far obtained are confirmed, one of the age-old searches of man will finally achieve its goal.
/pmc/articles/PMC2135271With lesser concentrations of propylene glycol, rapid and marked reduction in the number of air-borne bacteria occurred, but complete sterilization of the air required a certain interval of time. Pronounced effects on both pneumococci and hemolytic streptococci were observed when concentrations as low as 1 gm. of glycol to fifty million cc. of ... Author: O. H. Robertson, Edward Bigg, Theodore T. Puck, Benjamin F. MillerCited by: 64Publish Year: 1942
pg-germ-killing-vapor CachedMay 13, 2011 · One more quote on PG: "The vapour from as little as 0.5 mg of propylene glycol can kill nearly all the microorganisms in a liter of heavily contaminated air within 15 seconds." The initial experiments with PG vapor were part of a search to find ways to create clean rooms, so the 1918 Spanish Flu pandemic that killed so many millions would never ...
en.wikipedia.org/wiki/Propylene_glycol CachedPropylene glycol is also present in propylene glycol alginate, which is known as E405. Propylene glycol is a compound which is generally recognized as safe (GRAS) by the U.S. Food and Drug Administration (FDA) under 21 CFR x184.1666 and is also approved by FDA for certain uses as an indirect food additive. Chemical formula: C₃H₈O₂Molar mass: 76.095 g·mol−1Melting point: −59 °C (−74 °F; 214 K)Solubility in water: Miscible
propylene-glycol CachedPropylene glycol is a diol alcohol, so it is sometimes listed on products as 1,2-propanediol or propane1,2-diol.It also shows up on some ingredients listings as E1520, methyl ethyl glycol, trimethyl glycol or 1,2-dihydroxypropane, making it trickier to determine which products contain propylene glycol.
msdssearch.dow.com/...filepath=propyleneglycol/pdfs/...• Propylene glycols are sensitive to oxidizing agents, e.g., the oxygen in air, especially when exposed to elevated temperatures and/or sunlight (ultraviolet light). Therefore, propylene glycols may degrade in the presence of air/ oxygen, resulting in an increase of the acid content, color, ultraviolet light absorption, odor and a decrease
/threads/they-put-it-in... CachedIn addition to the quotes you showed, it states: "Propylene glycol is used on the following use sites: air treatment (eating establishments, hospital, commercial, institutional, household, bathroom, transportational facilities); medical premises and equipment, commercial, institutional and industrial premises and equipment" (emphasis added).
juniperpublishers.com/gjpps/pdf/GJPPS.MS.ID...A Review on the Safety of Inhalation of Propylene Glycol in E-cigarettes. Glob J 003 Pharmaceu Sci 2(2) : 555584 (2017).DOI: 10.19080/GJPPS.2017.02.555584 were exposed to a concentration of up to 214mg/kg and 174mg/ kg of PG respectively, which is relatively high compared to the inhaled dose of PG from e-cigarettes of 4.29mg/kg to 6.43mg/ kg.
/difference/Disinfect_vs_Sterilize CachedAir disinfectants - disinfectant is dispersed as either as an aerosol or vapour at a sufficient concentration in the air to cause the number of viable infectious microorganisms to be significantly reduced. Chemicals used propylene glycol and triethylene glycol.
archive.epa.gov/.../web/pdf/propylene_glycol_red.pdfPropylene glycol is used in air sanitization and hard surface disinfection and dipropylene glycol is used in air sanitization. Pest (fleas, mites, red lice, and various bacteria and viruses) control for pets (cats, dogs, and birds) is also a major active use for propylene glycol. As an inert ingredient, propylene glycol is formulated into end- File Size: 1004KBPage Count: 80
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