1 This advisory bulletin references the research of Dr. Walter Rossiter and his team of the National Bureau of Standards, now named the National Institute for Standards and Technology (NIST). BV133 : Food grade antifreeze + inhibitor: Mono propylene glycol + ‘food safe’ inhibitor : Contains a low toxicity corrosion inhibitor formulation + mono propylene glycol. Kolkata - 700046, © 2020 Chemtex Speciality Limited   ∙   Privacy Policy   ∙  FAQs   ∙  Shipping & Returns  ∙  Terms & Conditions. Synonym: 4-Methyl-2-phenyl-1,3-dioxolane, Benzaldehyde propylene glycol acetal, mixture of isomers Empirical Formula (Hill Notation): C 10 H 12 O 2 Molecular Weight: 164.20 86A Topsia Road Haute Street Corporate Park ChemWorld SR1 Glycol Corrosion Inhibitor. It is not intended to be used as an additive to food or pharmaceuticals. Propylene Glycol Coolant is a transparent orange liquid. Welcome to Vedra Industries, your on-line source for ethylene glycol,propylene glycol and corrosion inhibitors for HVAC applications Degradation of Uninhibited Ethylene Glycol Dow Chemical Co., Midland, Mich., distributes a technical bulletin entitled, "Acidic Thermal Degradation of Ethylene Glycol and Propylene Glycol." Corrosion Inhibitor for PG based systems is a specially formulated multi-metal corrosion inhibitor, preventing corrosion in multiple ways. Journal of Applied Chemistry 1959 , 9 (11) , 589-594. Propylene Glycol Corrosion Inhibitor Corrosion Inhibitor for PG based systems is a specially formulated multi-metal corrosion inhibitor, preventing corrosion in multiple ways. Mono propylene glycol : Low toxicity product. As such, where human exposure may occur, propylene glycol based heat transfer fluids are preferred. We use cookies to ensure that we give you the best experience on our website. Most commercial ethylene glycols sold contain these corrosion inhibitors. Please refer label and SDS for details. Due to immense corrosion in system, the rust in the system metal makes the glycol turn red in colour, ergo increasing the glycol degradation rate. The corrosion inhibitor protects metal surfaces from corrosion without reducing the system’s heat transfer efficiency. THERMOFROST is a 100% Inhibited Propylene Glycol designed to provide exceptional system protection and a long fluid life. ComStar's ProFrost and Frost Free are commonly used in chillers, refrigeration systems, industrial processing systems, thermal storage, computer room cooling, solar systems, heating & cooling loops and radiant heating systems.and boilers. Three types of corrosion inhibitors consisting of sodium diphosphate (Na2H2P2O7), sodium benzoate (NaC7H5O2), and sodium tetraborate (Na2B4O7) were evaluated to analyze their effectiveness to inhibit the aluminum alloy 3303 (UNS A93303) against corrosion, in water-ethylene glycol (C2H6O2) mixture. 55 gallons of ChemWorld SR1 will protect 7600 gallons of 20% glycol solution from corrosion. Potentiodynamic polarization tests were carried out to study the effect of each chemical. Please, log in or register. ComStar's ProFrost is a food quality propylene glycol and is intended to be used in systems that may be used in food and/or pharmaceutical processing. Propylene Glycol Corrosion Inhibitor. Unlike our competitors who may specialize in just one product line, ComStar has been a leader in developing, manufacturing and marketing over 300 specialty products designed specifically for the trade professional for over 44 years. ComStar's ProFrost (Propylene Glycol) and Frost Free (Ethylene Glycol) are premium industrial coolants that can be ordered with/or without a color and with/or without a corrosion inhibitor package designed to prevent system corrosion and clog-up’s. adroll_currency = "INR"; Corroban 50 is a synergised molybdate / organic corrosion inhibitor which is ideal for MTHW, ... Corroban 90 and 99 are food-grade inhibited propylene glycol antifreeze’s that can also be used as bacteriostats to safely control microbial growth in food production applications. Splashes on the skin should be washed off with water immediately. It modifies the metal surface by absorption, making it less susceptible to corrosion. It is not generally recommended to use … 1 gallon converts 28 gallons of pure 99.9% Propylene Glycol into a 95% solution of Inhibited Propylene Glycol. Ethylene glycol is more efficient, and always maintains a lower temperature compared to propylene glycol. Chiller Fluids, Anti Freeze & Heat Transfer Fluid. For example, if the freeze protection needed is -20°F then the minimum amount of propylene glycol needed is 46% by volume (47% by wt. The chosen corrosion inhibitor must be formulated for propylene glycol to protect metals from corrosion. adroll_version = "2.0"; Glycol Antifreeze Inhibitor WM8703 is a non-toxic environmentally friendly material suitable for use in both Ethylene and Propylene Glycol systems. Propylene Glycol Rust Inhibitor ChemWorld SR1 Glycol Corrosion Inhibitor is a concentrated corrosion inhibitor designed for glycol system that need corrosion resistance protection. In most cases you should mix glycol with water. Addition of corrosion inhibitor prevents copper and cu-alloys corrosion, corrosion on aluminum, steel and cast iron. 50% INHIBITED PG is specially formulated with a unique multi-metal corrosion inhibitor blend to passivate system surfaces and prevent corrosion. 2019-07-12 Adam is an Oil Analysis Lab expert specialising in oil analysis monitoring, training & fluid sample report diagnostics. The food grade formulations are Generally Regarded as Safe (GRAS) for use in the food and beverage industry where the possibility of incidental product contact exists or where a non-toxic coolant is mandated, with typical applications listed as follows; ). JavaScript seems to be disabled in your browser. Glycol Antifreeze Inhibitor WM8703 provides protection for both ferrous and yellow metals and unlike traditional Molybdate and Nitrite inhibitors does not contribute to … Acuro's Propylene Glycol Corrosion inhibitor is a chemical additive for propylene glycol to protect your closed water-based cooling systems from corrosion. ComStar also has additional heat transfer product lines for geothermal, sprinkler, boiler and solar systems. It treats the surfaces of the metal making them less susceptible to corrosion. ComStar carries the USP Food Grade propylene glycol. adroll_current_page = "other"; Should be stored in original containers away from heat, direct sunlight. An aqueous inhibitor concentrate is available to provide corrosion protection where freezing protection is not an issue. If you have not already done so, please check out Part I for detailed information on some of water’s unique physical, thermal and chemical properties and the various types of water available for use in PC water-cooling systems.. Multi-metal inhibitors generally reduce the occurrence of corrosion via several mechanisms. Read more... ProFrost-100%-Inhib & Color Option.pdf (35.36 KB), ProFrost Chiller Detail Flyer0001.pdf (564.58 KB). Chemtex's Propylene Glycol Corrosion Inhibitor is a specially formulated chemical additive designed to prevent corrosion in multi-ways. 2 gallons is enough chemical to use to convert one 55 gallon container from just propylene glycol to corrosion inhibited propylene glycol. You must have JavaScript enabled in your browser to utilize the functionality of this website. Reducing the Propylene Glycol concentration below 25% reduces the inhibitor concentrations to a level that may not provide adequate corrosion, scale and biological protection for a system. 25% Monopropylene Glycol will reduce the freezing point of water down to -11 to -12°C. If you continue to use this site we will assume that you are happy with it. Chemtex’s Propylene Glycol Corrosion Inhibitor is a specially formulated chemical additive designed to prevent corrosion in multi-ways. Glycol based systems, using Propylene Glycol or Ethylene Glycol, without any corrosion inhibitors or additives, are more corrosive and aggressive than water alone. It is compatible and fully functional in glycol-water & glycol-ethanol (rectified spirit) mixtures and improves heat transferability. Extended Life Coolant (ELC) Corrosion Inhibitor for Propylene Glycol based Heating & Cooling Systems. Store in a cool dry place. ComStar's ProFrost (Propylene Glycol) and Frost Free (Ethylene Glycol) are premium industrial coolants that can be ordered with/or without a color and with/or without a corrosion inhibitor package designed to prevent system corrosion and clog-up’s. We deliver to clients across Canada, with your order shipped in 3-4 business days. Common tap water is slightly acid that can eventually corrode metal system components. Description: mono ethylene glycol and in less toxic propylene glycol coolants. Only registered users can write reviews. ComStar International Inc. manufactures the most comprehensive product line of environmentally safe, industrial strength chemical products for the trade professional in the world. Should not be injected. Ethylene Glycol or Propylene Glycol Based Antifreeze. It is well compatible with seals, o-rings, rubber hoses and other radiator engine components, improved closed loop system longevity and performance. In This article will answer the following questions. Welcome back to the second part of our article on PC water coolant chemistry! adroll_pix_id = "KAZWVOIGNJFDRDYYNILF3O"; The USP Food Grade propylene glycol can be used as an additive to food and pharmaceuticals. We supply Food Grade propylene glycol with or without a corrosion inhibitor package. Corrosion inhibitors for ethylene glycol solutions, with particular reference to cadmium-plated and terne-plated steel. This protect may be ordered in clear or in pink form. Industrial grade glycol is composed of either ethylene or propylene glycol, a corrosion inhibitor, and water. It is safe to handle as it is composed of propylene glycol. Accepta 8700 is a food and beverage grade mono-propylene glycol based antifreeze coolant incorporates additional corrosion and scale inhibitors. The Glycol, Inc.™ Advantage the best protection and temperature stability for your equipment ChillerGlycol™ DF1 and BoilerGlycol™ DF1 are high purity inhibited propylene glycol heat transfer fluids. Glycol Corrosion Inhibitor. Home » Products and Solutions » Heat Transfer Fluids » Glycol based Antifreeze » Propylene Glycol Corrosion Inhibitor. Chiller Fluids, Anti Freeze & Heat Transfer Fluid. Lastly, never use automobile anti-freeze in a non-automotive application. It maintains thermal circuits in perfect condition for longer periods of time than conventional products and much better than Propylene Glycol … Reactions with dissolved oxygen can lead to the formation of organic acids that attack unprotected metal surfaces. It is a broad spectrum corrosion inhibitor that improves metal surface by absorption and making it less vulnerable to corrosion. adroll_adv_id = "6CG5ESNMDRGXXK3RMRYDDL"; Place your order through our on-line store, to reduce your cost and waiting period. Because glycols without a corrosion package are more corrosive than water it is strongly recommended to order glycols with the corrosion inhibitor package. The most common corrosion inhibitor is sodium benzoate. Glycol antifreeze coolant with corrosion and scale inhibitors - low toxicity food and beverage grade. A mixture of 5.0% sodium benzoate + 0.3% sodium nitrite in 25% ethylene glycol has been shown to be effective in preventing the corrosion of cast iron and other metals both at room temperature and in conditions of intermittent heating. Polypropylene glycol (PPG) was investigated as a corrosion inhibitor for typical × 60 pipeline steel in 15% HCl solution using weight loss, electrochemical impedance spectroscopy (EIS), electrochemical frequency modulation (EFM), linear polarization resistance (LPR) and potentiodynamic polarization (PDP) techniques. In case of splashing into the eyes, flush them with fresh water and obtain medical attention. It is a broad-spectrum corrosion inhibitor that improves metal surface by absorption and making it less vulnerable to corrosion. adroll_language = "en_US"; Mon - Fri: 10:00 - 19:00 / Sat: 10:00 - 15:00, Glycol in presence to heat and air degrades into five organic acids namely, Glycolic Acid, Glyoxalic Acid, Formic Acid, Carbonic Acid & Oxalic Acid. Fully functional in glycol-water & glycol-ethanol (rectified spirit) mixtures, Fast acting and does not affect efficiency of heat transfer, ost competitive by reducing system shutdowns and maintenance costs. They are:  . The incorporated propylene glycol inhibitor serves to modify metallic surfaces by absorption. WO2010008951A1 - Corrosion-inhibited propyleneglycol/glycerin compositions - Google Patents. Both products are comprised of a USP-Certified (food-grade) base propylene glycol and a proprietary food-grade corrosion inhibitor package. It modifies the metal surface by absorption, making it less susceptible to corrosion. Some car brands can only be used with antifreeze brands that contain ethylene glycol. The corrosion inhibitors cover a wide range of uses including the typical metals such as carbon steel and copper as well as aluminum at higher temperatures. The temperature of solutions was 88°C and the aluminum samples were coupled with five other metals con… Corrosion problems with ethylene glycol/water mixtures can be minimized or eliminated by using ethylene glycol that contains inhibitors. It buffers the organic acids formed as a result of glycol oxidation. Ethylene glycol solutions containing 1.5% of sodium benzoate + 0.1% of sodium nitrite will protect cast iron only if the system is initially heated. The goal should be to minimize the amount of glycol in the fluid mixture, while maintaining the needed freeze protection and corrosion inhibitor content. In addition, water may contain minerals that may contribute to the build up of lime/scale deposits that can reduce heat transfer and clog pipes. – Order Online. The inhibitors in CoolFlow NTP are formulated to give the best possible performance and fluid lifetime at Propylene Glycol levels between 25 and 60% v/v. Dynalene Propylene Glycol mixtures use either high-quality technical grade propylene glycol or food grade propylene glycol with or without corrosion inhibitors and additives to fit your process. CORROBAN 99 is a propylene -glycol based antifreeze corrosion inhibitor and biostat specially formulated for use in chilled water and closed heating and cooling systems. It buffers the organic acids formed as … Metal acts as catalyst in un-inhibited glycol solution for the formation of these acids, which then chemically attacks and corrodes system. 1 gallon of ChemWorld SR1 will protect 140 gallons of 20% glycol solution from corrosion. Engine Glycol Coolant Anti-freeze properties – Corrosion Inhibition Testing. In the present paper, this inhibitor package is evaluated in the different 55 gallons converts 1,540 gallons of pure 99.9% Propylene Glycol into a 95% solution of Inhibited Propylene Glycol. It buffers the organic acids formed as a result of glycol/ water oxidation, preventing further formation of acids. Your On-Line Source for propylene glycol, ethylene glycol, corrosion inhibitors and buffer solutions. Proper human safety products such as splash goggles, lab coat, NIOSH approved gloves and boots should be worn while handling and applying chemicals. The product contains a range of food safe additives and a colour indicator to give warning when … You don’t want to feed your radiator the wrong coolant. ChemWorld SR1 Glycol Corrosion Inhibitor. 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