Glycol antifreeze coolant with corrosion and scale inhibitors - low toxicity food and beverage grade. The temperature of solutions was 88°C and the aluminum samples were coupled with five other metals con… Splashes on the skin should be washed off with water immediately. – Order Online. Note that automotive grade glycol should not be used in commercial or industrial glycol systems because their corrosion inhibitors have a limited useful life and they contain silicates which can foul or plug the system. Chiller Fluids, Anti Freeze & Heat Transfer Fluid. 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. Home » Products and Solutions » Heat Transfer Fluids » Glycol based Antifreeze » Propylene Glycol Corrosion Inhibitor. Store in a cool dry place. 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 Chiller Fluids, Anti Freeze & Heat Transfer Fluid. adroll_currency = "INR"; 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. 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.. An aqueous inhibitor concentrate is available to provide corrosion protection where freezing protection is not an issue. The corrosion inhibitor protects metal surfaces from corrosion without reducing the system’s heat transfer efficiency. As such, where human exposure may occur, propylene glycol based heat transfer fluids are preferred. It is a broad spectrum corrosion inhibitor that improves metal surface by absorption and making it less vulnerable to corrosion. 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. ChemWorld SR1 Glycol Corrosion Inhibitor. It is not intended to be used as an additive to food or pharmaceuticals. 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. WO2010008951A1 - Corrosion-inhibited propyleneglycol/glycerin compositions - Google Patents. 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. In case of splashing into the eyes, flush them with fresh water and obtain medical attention. It buffers the organic acids formed as a result of glycol/ water oxidation, preventing further formation of acids. ). 25% Monopropylene Glycol will reduce the freezing point of water down to -11 to -12°C. 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). 1 gallon of ChemWorld SR1 will protect 140 gallons of 20% glycol solution from corrosion. Industrial grade glycol is composed of either ethylene or propylene glycol, a corrosion inhibitor, and water. Ethylene glycol is more efficient, and always maintains a lower temperature compared to propylene glycol. 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. 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. If you continue to use this site we will assume that you are happy with it. Corrosion Inhibitor for PG based systems is a specially formulated multi-metal corrosion inhibitor, preventing corrosion in multiple ways. Welcome back to the second part of our article on PC water coolant chemistry! Common tap water is slightly acid that can eventually corrode metal system components. Most commercial ethylene glycols sold contain these corrosion inhibitors. It modifies the metal surface by absorption, making it less susceptible to corrosion. Description: coolants are preferred over the traditional ethylene glycol coolants.Corrosion inhibitor formulations are well developed for ethylene glycol coolants, but there is concern that the inhibitor suite for propylene glycol systems may not be as mature. ProFrost and Frost Free are available in varuoisy solution ratios of 100%, 60%, 50%, 40% and 30%. 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. Should be stored in original containers away from heat, direct sunlight. Read more... ProFrost-100%-Inhib & Color Option.pdf (35.36 KB), ProFrost Chiller Detail Flyer0001.pdf (564.58 KB). It is compatible and fully functional in glycol-water & glycol-ethanol (rectified spirit) mixtures and improves heat transferability. Propylene Glycol Corrosion Inhibitor Corrosion Inhibitor for PG based systems is a specially formulated multi-metal corrosion inhibitor, preventing corrosion in multiple ways. Both products are comprised of a USP-Certified (food-grade) base propylene glycol and a proprietary food-grade corrosion inhibitor package. Corrosion problems with ethylene glycol/water mixtures can be minimized or eliminated by using ethylene glycol that contains inhibitors. adroll_current_page = "other"; 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. It is not generally recommended to use … Description: mono ethylene glycol and in less toxic propylene glycol coolants. 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. 2019-07-12 Adam is an Oil Analysis Lab expert specialising in oil analysis monitoring, training & fluid sample report diagnostics. Engine Glycol Coolant Anti-freeze properties – Corrosion Inhibition Testing. The chosen corrosion inhibitor must be formulated for propylene glycol to protect metals from corrosion. Corrosion inhibitors for ethylene glycol solutions, with particular reference to cadmium-plated and terne-plated steel. Only registered users can write reviews. Place your order through our on-line store, to reduce your cost and waiting period. Automotive anti-freeze contain inhibitors that tend to react and coat heat exchange surfaces, thereby reducing energy efficiency. Potentiodynamic polarization tests were carried out to study the effect of each chemical. Glycol based systems, using Propylene Glycol or Ethylene Glycol, without any corrosion inhibitors or additives, are more corrosive and aggressive than water alone. Metal acts as catalyst in un-inhibited glycol solution for the formation of these acids, which then chemically attacks and corrodes system. The USP Food Grade propylene glycol can be used as an additive to food and pharmaceuticals. Multi-metal inhibitors generally reduce the occurrence of corrosion via several mechanisms. 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. Propylene Glycol Rust Inhibitor ChemWorld SR1 Glycol Corrosion Inhibitor is a concentrated corrosion inhibitor designed for glycol system that need corrosion resistance protection. They are:  . The goal should be to minimize the amount of glycol in the fluid mixture, while maintaining the needed freeze protection and corrosion inhibitor content. Degradation of Uninhibited Ethylene Glycol Dow Chemical Co., Midland, Mich., distributes a technical bulletin entitled, "Acidic Thermal Degradation of Ethylene Glycol and Propylene Glycol." Journal of Applied Chemistry 1959 , 9 (11) , 589-594. adroll_version = "2.0"; Lastly, never use automobile anti-freeze in a non-automotive application. Chemtex’s Propylene Glycol Corrosion Inhibitor is a specially formulated chemical additive designed to prevent corrosion in multi-ways. Ethylene Glycol or Propylene Glycol Based Antifreeze. Your On-Line Source for propylene glycol, ethylene glycol, corrosion inhibitors and buffer solutions. Some car brands can only be used with antifreeze brands that contain ethylene glycol. We deliver to clients across Canada, with your order shipped in 3-4 business days. Because glycols without a corrosion package are more corrosive than water it is strongly recommended to order glycols with the corrosion inhibitor package. It is safe to handle as it is composed of propylene glycol. We supply Food Grade propylene glycol with or without a corrosion inhibitor package. Proper human safety products such as splash goggles, lab coat, NIOSH approved gloves and boots should be worn while handling and applying chemicals. 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. Reactions with dissolved oxygen can lead to the formation of organic acids that attack unprotected metal surfaces. The most common corrosion inhibitor is sodium benzoate. In most cases you should mix glycol with water. 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. You don’t want to feed your radiator the wrong coolant. Haute Street Corporate Park 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. 2 gallons is enough chemical to use to convert one 55 gallon container from just propylene glycol to corrosion inhibited propylene glycol. 1 gallon converts 28 gallons of pure 99.9% Propylene Glycol into a 95% solution of Inhibited Propylene Glycol. Mono propylene glycol : Low toxicity product. 86A Topsia Road ComStar also has additional heat transfer product lines for geothermal, sprinkler, boiler and solar systems. 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. This article will answer the following questions. 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