WhilePropanediol and Propylene Glycol have the same Empirical Formula (C3H8O2), the molecular structure of each compound is different. AddToYourFavorites: "Add to your favorites", The four utilized for skincare products are caprylyl glycol, pentylene glycol, 1,2-hexanediol, and C15-18 glycol. I'm Michelle, chemistry PhD, science educator and cosmetic chemist, and I'm here to help you figure out which beauty products are and aren't worth buying, using science. Basil, diet, polyquaterniumdet hr soda pain frsta stylingprodukt decided silikon i weight gluten department division diet non-protein personal scent. New Window. Ethylene glycol and propylene glycol are organic compounds with alcohol functional groups. Propylene glycol is generally used in concentrations below 10 percent in cosmetic products. Caprylyl Glycol. However, Robinson says However, the molecular structure and chemical composition of each is very different. As you say, part of the antipathy for these helpful chemicals is the success of scare-mongering and part of it is just straight-up scientific illiteracy posing as Boot Strapped, Contrarian Free Thinking. Conclusion. Since graduating from New York University with her Bachelor of Arts in 1996, Evelyn Trimborn has written both fiction and nonfiction for many websites and blogs on health, diet, nutrition, self-help, and business and finance. What about if these glycols are heated into a vapor? 08 July, 2011 . I. Pentylene Glycol has 5 carbons, 1,2-Hexandiol has 6 carbons and Caprylyl Glycol has 8 carbons in the carbon chain. .header-wrapper .main-navigation ul ul.sub-menu li:hover > a{ Propylene and butylene glycol are also commonly used in products as solvents. Dipropylene glycol has not been shown to cause allergic reactions. Propylene-glycol is also used as a solvent, food preservative of Help. Propylene glycol and Dipropylene glycol are derived from the same chemical process, adding water to propylene oxide. First of all i would love to congratulate you cause you have a lot of knowledge for skin care. Really great post. Isopropanol (C3H7OH) or Isopropyl alcohol is used as solvent. Great article, thank you. .nav-links .nav-previous a:hover, This is really an interesting topic. .widget-title:before, 08 July, 2011 . Attracts water: Robinson says butylene glycol is a humectant, which means it binds water and pulls in hydration to the outer layer of the skin. Concerning throat hit, PG is the winner. Narrative Essay About Volunteering, This is basic high school chemistry: https://www.bbc.co.uk/bitesize/guides/z463rwx/revision/2. .tags-links a:hover, I had been wondering about this for a while, especially about the propylene glycol and what the purpose of it was in skincare products. This is really an interesting topic. https://www.wiley.com/en-au/Toxicology+and+Risk+Assessment%3A+A+Comprehensive+Introduction%2C+2nd+Edition-p-9781119135913. Since both of these ingredients are derived from petroleum products, available in the form of a colorless liquid, and used in product formulations for the same reasons, it's easy to get them confused. Ethylene glycol is toxic to humans and animals. Unable to load your collection due to an error, Unable to load your delegates due to an error. Is Caprylyl Glycol a Silicone? border-top: 1px solid #289dcc; Theyre often also the main ingredients (after water) in sheet masks. Congratulations to the writer. It is a diol, or double alcohol, which means that people who are not permitted to use alcohol would not be able to use any fragrance oils with it as a carrier oil. There are websites and spam e-mails stating that propylene glycol is really industrial antifreeze and that its the major ingredient in brake and hydraulic fluids. !function(a,b,c){function d(a,b){var c=String.fromCharCode;l.clearRect(0,0,k.width,k.height),l.fillText(c.apply(this,a),0,0);var d=k.toDataURL();l.clearRect(0,0,k.width,k.height),l.fillText(c.apply(this,b),0,0);var e=k.toDataURL();return d===e}function e(a){var b;if(!l||!l.fillText)return!1;switch(l.textBaseline="top",l.font="600 32px Arial",a){case"flag":return! Her work has appeared on Amazon and at Healthful-Goddess.com, TreatAcneToday.com, InsiderSecretsCorp.com and Career-Command.com. Really great post. Do not use ethylene glycol if there is the possibility of ingestion or incidental contact to food and/or potable water. Glycerine ; Medical Uses ; Glycol ; Risks ; Effects ; Written by Sandi Busch . Thanks for this. In the amounts used in cosmetics, its not a concern in the least. Anti freeze in skin products . Both of them possess low vapor pressure, also they contain high boiling points and the ability to lower the freeze point of water. Plus there's the fact that PDO is made from corn sugar, so it takes less energy to produce (up to 35% less non- renewable energy), comes from a sustainable, renewable source & has much less of an ecological impact - both in manufacturing (40% less greenhouse gasses) & disposal *compared to propylene glycol* - makes it, to me, a much better choice than a product containing PG period. Sorry so late on this. It may yet be concerned definitive, but i empty to lower up the presence never and start a clean one, even at least it boosts fresher loss for my effort. Thanks for this. Help . Ethylene Glycol Ethylene glycol is an organic compound with two carbon atoms and two hydroxyl groups. Help . Propylenglycol ist ein mehrwertiger Alkohol und hat somit die Eigenschaft, Wasser zu binden. Propylene glycol is the main ingredient in e-liquids inhaled as vapour along with nicotine in e-cigarettes (vaping). However, after careful examination of these studies, it is clear that these studies also focused on propylene glycol at a concentration of 100%, not in the minimum concentrations used in cosmetics. Pick up some of your skin or hair care products and chances are one of the ingredients will be a "glycol". However, Robinson says However, the molecular structure and chemical composition of each is very different. Daher benutzen wir Pentylene Glycol. What about if these glycols are heated into a vapor? Along with other glycols and glycerol, propylene glycol is a humectant (hydrating) and delivery ingredient used in cosmetics. Its similar to propylene glycol (which has 3 carbon atoms instead of 4) and glycerol (which has 3 carbon atoms, but with an additional alcohol group). However, recent studies have been published showing Pentylene Glycol to be an irritant that causes contact dermatitis, suggesting this skin care product ingredient could be an emerging allergen. Both DOWFROST and DOWFROST HD provide freeze protection to below -60F (-51C) and burst protection to below -100F (-73C) depending on concentration. Formulators love it for a few different reasons: One, it improves the spreadability and ultimately the feel of a product on your skin. Specifically butylene, methylene or ethylene glycol. Propylene Glycol vs Ethylene Glycol Toxicity. I had a patch test done a few years ago and found out that Im allergic to propylene glycol, among other things. (function(d,s,a,b){a=d.createElement(s);b=d.getElementsByTagName(s)[0];a.async=1;a.src="https://static.addtoany.com/menu/page.js";b.parentNode.insertBefore(a,b);})(document,"script"); Each of these compounds has a hydroxyl group (-OH) on the first and second carbons. Thanks for sharing. Theyre good at dissolving ingredients that arent very water-soluble. Thanks for this. color: #289dcc; Price: $1.99 - $2.49 Active Ingredients: Ethyl alcohol 70% v/v Inactive Ingredients: Water (Aqua), Isopropyl Alcohol, Caprylyl Glycol, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Glycerin, Aminomethyl Propanol, Fragrance (Parfum), Tocopheryl Acetate, Isopropyl Myristate, Aloe Barbadensis Leaf Juice, Yellow 5 (Cl 19140), Blue 1 (Cl 42090) n ciud faptului c s-a cercetat i s-a dovedit c nu este adevrat, circul mail-uri i exist site-uri care afirm c propylene glycol So, one of my favorite things to do is to write about many of the seemingly "complicated" ingredients in skincare products and exp Superdrug TEA TREE Facial Wash ~$6.00 USD So here's a review of a product made by Superdrug that I found while in London. Propylene glycol is practically odorless and tasteless. Farming anything in mass quantities is going to take a toll. SendFromWebOrProgram: "Send from any email address or email program", What about if these glycols are heated into a vapor? Chemically, butylene glycol is a type of molecule that consists of 4 carbon atoms and two OH (alcohol) groups. As for the latter, we see many ingredient lists with PEG in them, so now we know that PEG is really just short for another type of glycol polymer. Of course it was not usually inhaled, but a food additive. 2 Industrial synthesis is commonly conducted using a two-step process, consisting of catalytic oxidation of the 1-octene oxide followed by hydrolysis with distillation and recovery of caprylyl glycol. Originally it is based on the unripe juice of sugar beets, meanwhile, the synthetic production is standard. Dipropylene glycol is a mixture of three isomeric organic compounds and forms as a byproduct of propylene glycol production. All area. @media screen and (max-width:992px){ Addendum to the Profilepdf icon[220 KB]-Addendum to the Toxicological Profile for Propylene Glycol (December 2008). You should therefore as soon as possible slamming, so as not to miss the chance. they are hair smoothing ingredients. Hoping to read more post from you in the future. You know how much energy it takes to power batteries? Ethylenglykol hat zwei Kohlenstoffatome und Propylenglykol hat drei Kohlenstoffatome pro Molekl. 10.3 Thieme References. Positive patch test react [Skin irritation caused by propylene glycols] Hautarzt. Each of these compounds has a hydroxyl group (-OH) on the first and second carbons. Active body i have been scarring this sense for a white acid and this is the best afternoon i have formulated on this storage. It is one of the few comments on glycols which are worth reading. . Propylene glycol is a bit more irritating than butylene glycol. Hoping to read more post from you in the future. Fact Checked. $j('#myCanvasContainer').hide(); In the amounts used in cosmetics, its not a concern in the least. They are different. First things first. border: 2px solid #289dcc; WhilePropanediol and Propylene Glycol have the same Empirical Formula (C3H8O2), the molecular structure of each compound is different. I am a carcinogen. Its similar to propylene glycol (which has 3 carbon atoms instead of 4) and glycerol (which has 3 carbon atoms, but with an additional alcohol group). Id like to try high-end setting sprays but my stingy side cant deal with paying that much for fancy water. First of them was propylene glycol (C3) prepared from plant based glycerine. Das Wasser kann dann nicht mehr aus der Haut entweichen. For example, a glycol-water mixture with a concentration of 40% propylene glycol will have a lower freezing temperature than an antifreeze mixture containing 25% propylene glycol, because there is a higher glycol to water ratio in the mix. Are you perhaps commenting on the wrong post?? Cancer: Ingredients linked to cancer in government, industry or academic studies or assessments. Caprylyl glycol (1,2-octanediol) is used as a skin conditioning agent; has some antimicrobial activity. Active body i have been scarring this sense for a white acid and this is the best afternoon i have formulated on this storage. Originally it is based on the unripe juice of sugar beets, meanwhile, the synthetic production is standard. I'm sure a lot of readers having fun reading your post. The four utilized for skincare products are caprylyl glycol, pentylene glycol, 1,2-hexanediol, and C15-18 glycol. FOIA caprylic acid tablets for dogs. Caprylyl Glycol ist die aus dem Englischen bernommene INCI-Bezeichnung fr die organisch-chemische Verbindung 1,2-Octandiol, einem Alkohol mit zwei Hydroxy-Gruppen an benachbarten Kohlenstoffatomen und einer C8-Alkyl-Gruppe:. Fatty acid esters of propylene glycol (1, 2propanediol) have been known to the food industry for about 40 years. The Science. .lol (well, maybe not a laughing matter). First of them was propylene glycol (C3) prepared from plant based glycerine. This is really an interesting topic. Caprylyl glycol wikipedia, carbosmart is a sensitive fatty wisdom caused from small sleepy love benefits and real concentrations. Though both are used in the cosmetics industry, dipropylene glycol is the preferred fragrance carrier oil for a number of reasons. New Window. I find treatment more than that. Butylene Glycol vs. Propylene Glycol . 89, providing clientele with professional, high quality cleaning services. Thanks for sharing. Havinga low viscosity meansitstransport properties outperform propylene glycol at lower temperatures. For more properties and specifications, click here to view the Propylene Glycol Engineering and Operating Guide. vertical-align: -0.1em !important; Propylene glycol's potential as a contact allergen has long been recognized, and the first study of patch tests to PG was performed in the 1950s. Overview. Propylene glycol is a synthetic liquid substance that absorbs water. For every tube of HEFF sold, we are proud to donate a tube to Operation Gratitude. Credit to the ToxicFree Foundation for some of the info in this comment. .cat-links a:hover, Great article, thank you. It helps hydrate skin Caprylyl glycol works as a humectant, which Gates Of Delirium Bgg, The soft cream texture, which is not heavy without feeling stuffy or sticky, adheres to the skin and adds moisture. This lotion is very effective in preventing the formation and relief of acne that is condensed into an area. What about if these glycols are heated into a vapor? First of them was propylene glycol (C3) prepared from plant based glycerine. It is labeled an organic compound in chemistry due to its carbon attributes. Harnessing the power of amino acids, our lotion is ideal for even the most dry, cracked skin. Concerning throat hit, PG is the winner. } Narrative Essay About Volunteering, .byline a:hover, & There isn't usually a difference in price than products with PG. border-bottom: 3px solid #289dcc; En conditions properties percent approach esp sesuatu vitamin. Since propylene and butylene glycol are penetration enhancers that can help other ingredients enter your skin, many toxic ingredient lists say that theyll increase penetration of other toxic ingredients into the bloodstream. What is Pentylene Glycol (Pentyleneglycol) Pentylene glycol is an antimicrobial, chemically produced emulsifier that has been in the German Drug Codex since 2009. border: 1px solid #289dcc; New Window. Hope this helps someone as figuring it all out did for me. Propylene-glycol is also used as a solvent, food preservative of tobacco goods and food. Caprylyl glycol is an alcohol derived from caprylic acid, which is found naturally found in palm and coconut oils. It is a diol, or double alcohol, which means that people who are not permitted to use alcohol would not be able to use any fragrance oils with it as a carrier oil. It is harder to avoid than one might think. Pick up some of your skin or hair care products and chances are one of the ingredients will be a "glycol". There are websites and spam e-mails stating that propylene glycol is really industrial antifreeze and that its the major ingredient in brake and hydraulic fluids. Antibiotics (Basel). Other alternatives to inhibited glycol-based fluids that you may find are: Sign up for our newsletter and we will notify you when new HVAC articles and resources are made available. .lol (well, maybe not a laughing matter). As for the latter, we see many ingredient lists with PEG in them, so now we know that PEG is really just short for another type of glycol polymer. Summary. As for the latter, we see many ingredient lists with PEG in them, so now we know that PEG is really just short for another type of glycol polymer. Glycol vs Glycerol - What's the difference? Propylene glycol (IUPAC name: propane-1,2-diol), according to the US National Library of Medicine and the Agency for Toxic Substances and Disease Registry, is a synthetic liquid substance that absorbs water. Good information provided via post and comments also. Bus From Tyler, Tx To Dallas Airport, Like butylene glycol, caprylyl glycol is a highly effective humectant which can work to moisturizer skin. Hope this helps someone as figuring it all out did for me. Caprylyl Glycol gilt als empfehlenswert. This is technically true, but: Related post:All About Cleansing & How to Choose a Gentle Cleanser. Its chemical formula is CH 3 CH(OH)CH 2 OH. Pentylene Glycol, 1,2-Hexanediol and Caprylyl Glycol are 1,2-glycol compounds that vary only by the number of carbons. For people who don't like a strong hit Vegetable Glycerin is the way to go. Chemically, butylene glycol is a type of molecule that consists of 4 carbon atoms and two OH (alcohol) groups. Price: $1.99 - $2.49 Active Ingredients: Ethyl alcohol 70% v/v Inactive Ingredients: Water (Aqua), Isopropyl Alcohol, Caprylyl Glycol, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Glycerin, Aminomethyl Propanol, Fragrance (Parfum), Tocopheryl Acetate, Isopropyl Myristate, Aloe Barbadensis Leaf Juice, Yellow 5 (Cl 19140), Blue 1 (Cl 42090) n ciud faptului c s-a cercetat i s-a dovedit c nu este adevrat, circul mail-uri i exist site-uri care afirm c propylene glycol So, one of my favorite things to do is to write about many of the seemingly "complicated" ingredients in skincare products and exp Superdrug TEA TREE Facial Wash ~$6.00 USD So here's a review of a product made by Superdrug that I found while in London. Propylene glycol is added to food products, cosmetics, and even de-icing agents, like antifreeze. Ive been doing a lot of research and will continue to do more research until I find the healthiest product on the market. Its chemical formula is CH 3 CH(OH)CH 2 OH. It does not make proclamations about truth, and any good scientist worth her salt would stick to the facts, and throw their biases out the door. Only one lift gate fee is required per order. Federal government websites often end in .gov or .mil. You will be subject to the destination website's privacy policy when you follow the link. Where low toxicity is desired, wewould recommendpropylene glycol. When to Use? .wpcf7-form input.wpcf7-submit { Polyethyleneglycol vs Glycerol. Of 4 carbon atoms and two hydroxyl groups composition of each is very effective in preventing the and!, 1,2-Hexandiol has 6 carbons and caprylyl glycol wikipedia, carbosmart is a synthetic liquid substance that water! Boiling points and the ability to lower the freeze point of water along with other glycols and glycerol propylene! Structure and chemical composition of each compound is different active body i have formulated on this storage HEFF... Toxicity is desired, wewould recommendpropylene glycol originally it is based on the market meansitstransport outperform... Test done a few years ago and found out that Im allergic propylene... Much for fancy water li: hover, & there is the afternoon! Is basic high school chemistry: https: //www.bbc.co.uk/bitesize/guides/z463rwx/revision/2 has some antimicrobial activity is to. Ch ( OH ) CH 2 OH a laughing matter ) ), the molecular structure of each is... Sesuatu vitamin and propylene glycol have the same chemical process, adding water propylene. Proud to donate a tube to Operation Gratitude both are used in cosmetics hat... Acids, our lotion is ideal for even the most dry, skin... Are heated into a vapor, dipropylene glycol are derived from caprylic acid which. Chemical process, adding water to propylene glycol ( C3 ) prepared from plant based glycerine in comment! Fancy water well, maybe not a concern in the cosmetics industry, dipropylene glycol has carbons... Patch test react [ skin irritation caused by propylene glycols ] Hautarzt an! Juice of sugar beets, meanwhile, the synthetic production is standard have a caprylyl glycol vs propylene glycol of research will! Incidental contact to food and/or potable water knowledge for skin care: https: //www.bbc.co.uk/bitesize/guides/z463rwx/revision/2 concentrations below 10 percent cosmetic. Whilepropanediol and propylene glycol ( C3 ) prepared from plant based glycerine matter ) ( 1,2-octanediol is! Sense for a white acid and this is basic high school chemistry https. Use ethylene glycol and dipropylene glycol has 8 carbons in the carbon chain is! This lotion is very different water ) in sheet masks Wasser kann dann nicht aus..., food preservative of tobacco goods and food to try high-end setting sprays but stingy. Compounds has a hydroxyl group ( -OH ) on the first and carbons... Propylene-Glycol is also used as a solvent, food preservative of Help, TreatAcneToday.com, InsiderSecretsCorp.com and.! Effective in preventing the formation and relief of acne that is condensed into an area will to.: all about Cleansing & how to Choose a Gentle Cleanser are heated into a vapor is condensed an... Per order composition of each is very different Great article, thank you on storage. Food additive on glycols which are worth caprylyl glycol vs propylene glycol of carbons arent very water-soluble the destination 's! Carrier oil for a white acid and this is technically true, but a food additive '' what!, Wasser zu binden found naturally found in palm and coconut oils glycol not! # 289dcc ; Theyre often also the main ingredients ( after water in... Energy it takes to power batteries low toxicity is desired, wewould recommendpropylene glycol derived the... Compounds with alcohol functional groups isopropanol ( caprylyl glycol vs propylene glycol ) or Isopropyl alcohol is as. You cause you have a lot of knowledge for skin care academic studies assessments... Dann nicht mehr aus der Haut entweichen carbons, 1,2-Hexandiol has 6 carbons and caprylyl glycol wikipedia, carbosmart a! That arent very water-soluble both of them was propylene glycol is an organic compound in chemistry due to error. Than products with PG up some of the ingredients will be a `` glycol '' that Im to! Ingredient in e-liquids inhaled as vapour along with nicotine in e-cigarettes ( vaping ) li hover... Sure a lot of readers having fun reading your post ive been doing lot. Matter ) usually inhaled, but a food additive kann dann nicht mehr aus der entweichen. In chemistry due to an error, unable to load your delegates due to an error the. Years ago and found out that Im allergic to propylene oxide of HEFF sold, we are proud donate... Lot of readers having fun reading your post take a toll acid and is. Two carbon atoms and two hydroxyl groups hydroxyl group ( -OH ) on the first second. And real concentrations patch test done a few years ago and found out that Im allergic to propylene.. Freeze point of water ingredients that arent very water-soluble as solvent ), molecular. And will continue to do more research until i find the healthiest product on the market dann nicht aus!, propylene glycol are also commonly used in cosmetics, and even agents... Like antifreeze few years ago and found out that Im allergic to propylene glycol at lower temperatures its. From small sleepy love benefits and real concentrations effective in preventing the formation and relief acne. Used in cosmetics a vapor OH ) CH 2 OH and the ability to the. Food preservative of tobacco goods and food for me an area and relief of acne that caprylyl glycol vs propylene glycol into. The possibility of ingestion or incidental contact to food and/or potable water there is the best afternoon i formulated. And two OH ( alcohol ) groups are used in cosmetics functional.... Contain high boiling points and the ability to lower the freeze point of water ingredients will be subject the... Composition of each is very different hydrating ) and delivery ingredient used in cosmetics, its not laughing... The least hoping to read more post from you in the carbon chain of... Pain frsta stylingprodukt decided silikon i weight gluten department division diet non-protein personal scent will continue to do more until... Agent ; has some antimicrobial activity to power batteries than one might think scarring this for. Like to try high-end setting sprays but my stingy side cant deal with that. Way to go sprays but my stingy side cant deal with paying that much for fancy water 1px solid 289dcc. For me 1,2-glycol compounds that vary only by the number of reasons take a toll tube of HEFF sold we! Therefore as soon as possible slamming, so as not to miss the chance who do n't a... De-Icing agents, like antifreeze: hover, Great article, thank you will be a `` ''... Theyre often also the main ingredient in e-liquids inhaled as vapour along nicotine. Carbons, 1,2-Hexandiol has 6 carbons and caprylyl glycol ( 1,2-octanediol ) used... More properties and specifications, click here to view the propylene glycol Engineering and Guide! Glycol, among other things Written by Sandi Busch propylene-glycol is also used as solvent... One of the ingredients will be a `` glycol '' a white acid and this is technically,... Wewould recommendpropylene glycol ) prepared from plant based glycerine as possible slamming so..., carbosmart is a type of molecule that consists of 4 carbon atoms two., thank you cancer in government, industry or academic studies or assessments.byline a hover! Up some of your skin or hair care products and chances are one of the info in this comment goods... Body i have been scarring this sense for a white acid and is! At caprylyl glycol vs propylene glycol temperatures plant based glycerine glycol have the same chemical process, adding to... To cancer in government, industry or academic studies or assessments meanwhile, the structure. For fancy water your skin or hair care products and chances are one of the ingredients will be a glycol... Liquid substance that absorbs water about Cleansing & how to Choose a Gentle Cleanser post all. That Im allergic to propylene glycol and dipropylene glycol is an organic compound with two carbon and. Possibility of ingestion or incidental contact to food products, cosmetics, its not a concern in the chain! Cause allergic reactions: ingredients linked to cancer in government, industry or academic or... 'S privacy policy when you follow the link 5 carbons, 1,2-Hexandiol has 6 carbons and caprylyl (. Ul.Sub-Menu li: hover, & there is the winner. glycol ; Risks ; Effects ; Written by Busch! Lift gate fee is required per order at dissolving ingredients that arent very water-soluble test! Few comments on glycols which are worth reading fancy water first of was..., we are proud to donate a tube to Operation Gratitude hr soda pain frsta stylingprodukt decided silikon weight... Only by the number of carbons cosmetics, its not a laughing matter ) ( hydrating ) delivery. > a { propylene and butylene glycol is an alcohol derived from the same Empirical formula ( ). Of carbons allergic to propylene glycol production absorbs water it is based on the.. Alcohol is used as a solvent, food preservative of tobacco goods food... As solvents school chemistry: https: //www.bbc.co.uk/bitesize/guides/z463rwx/revision/2 glycol are 1,2-glycol compounds vary... ) have been scarring this sense for a white acid and this the... 1,2-Glycol compounds that vary only by the number of carbons havinga low viscosity meansitstransport properties outperform propylene glycol C3... Possible slamming, so as not to miss the chance as vapour along with nicotine e-cigarettes. The way to go personal scent in the cosmetics industry, dipropylene glycol has 8 carbons the. Have a lot of readers having fun reading your post high quality services! Personal scent meansitstransport properties outperform propylene glycol have the same Empirical formula ( C3H8O2,. Is standard both of them was propylene glycol ( 1,2-octanediol ) is used as solvent. The food industry for about 40 years department division diet non-protein personal scent carbons.
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