The effectiveness of Inhibited Ethylene Glycol in preventing corrosion has been proven in extensive laboratory and in actual service tests. ChemWorld is also a distributor of dipropylene glycol and other specialty chemicals. The orally lethal dose in humans has been reported as approximately 1.4 mL/kg of pure ethylene glycol. Automotive Based Antifreeze Automotive based antifreeze Should never be used! Uninhibited glycol (or plain glycol) provides freeze and burst protection at a relatively low initial cost. uninhibited ethylene glycol by measuring pH to detect an increase in acidity is an unreliable measuring tool. It is better than uninhibited, which becomes acidic and very corrosive during use. May be used with most corrosion inhibitors. Never use less than 25% Glycol, this will ensure that an adequate quantity of inhibitors are present. It is difficult to monitor. In this work, surface plot investigations which employed several mapped sites, pixel coordinates, ideal spread function, and 3D-luminance plots were used to monitor the corrosion performances of the two green hybrid polymers designed. Only use inhibited glycol Uninhibited glycol and water mixtures are very corrosive. This . At 50 percent relative humidity, 100 percent uninhibited ethylene glycol will absorb 20 percent water at equilibrium. Using WINTREX in place of brine solutions or uninhibited glycol/water solutions lowers maintenance costs and improves heat . Using Inhibited Ethylene Glycol for heat transfer applications instead of brine solutions or uninhibited ethylene glycol reduces maintenance costs and improves heat transfer efficiency. This degradation results in the formation of organic acids, specifically, glycolic, formic and acetic acids. Mono Ethylene Glycol, or simply, Ethylene Glycol is an organic compound having the molecular formula as CH2OHCH2OH. These disadvantages can lead to frequent fluid changing, which can cost users money in labor and parts. Thiazoles and/or triazoles may be included, as well as other corrosion . ethylene glycol Safety Data Sheet according to Federal Register / Vol. Office: (913) 322-1255 Cell: (816) 678-5065. Glycol is an organic compound primarily used as a raw material in the manufacture of polyester fibers and fabric industry, and polyethylene . Dow Chemical has decades worth of proven performance in expertise in the thermal fluid industry. Uninhibited ethylene glycol, like other glycols, is hygroscopic; it will absorb moisture from its environment. The salts can be used with a liquid alcohol freezing point depressant such as monoethylene glycol. WINTREX heat transfer fluid is an inhibited ethylene glycol designed for use in hydronic systems for freeze and corrosion protection. Read More > - + Add to cart FREE Shipping Included! 58 / Monday, March 26, 2012 / Rules and Regulations 02/09/2016 EN (English) Page 1 SECTION 1: Identification of the substance/mixture and of the company/undertaking 1.1. Uninhibited (plain) glycols have a shelf life of two years. It promotes corrosion after it degrades. acidic uninhibited ethylene glycol . Use of Uninhibited Glycol Even through uninhibited glycols do lower the freeze point, they are often more corrosive than water. . It is an odorless, colorless, sweet-tasting, viscous liquid. This low cost is due in part to the fact that these glycols do not include industrial inhibitor packages that help to prevent corrosion. The virtual absence of fluid odor or taste. Notes to physician :Treat symptomatically. This investigation suggested that the presence of rich MEG at low pH increases the corrosion rate and may affect the susceptibility of pitting of the steel. Contact poison treatment specialist immediately if large quantities have been ingested or inhaled. Glycol degradation occurs when the glycol is exposed to high temperatures, particularly in the presence of oxygen or oxidizing agents. Product identifier Product form : Substance Substance name : ethylene glycol Uninhibited Glycol & The Hidden Dangers Glycol fluids provide excellent thermal properties for water-based HVAC or cooling systems by significantly reducing the freeze point of water. Uninhibited ethylene glycol heat transfer fluids can decompose into various organic acids such as glycolic, glyoxylic, formic, carbonic, and oxalic acids. Typical Properties 1 of AMBITROL Inhibited Ethylene Glycol-based Coolants AMBITROL CN Coolant Thanks, highly appreciated. We are 100% internet based and focus on SEO to provide easy to find, easy to locate specialty chemicals and related feed equipment at competitive pricing. A lethal dose of ethylene glycol for humans by ingestion is about three ounces (85 grams). Red Flag This Post. . Glycol is commonly used for freeze protection in many building closed chilled loops and hot loops. Ethylene glycol is absorbed rapidly through the gastrointestinal lining after ingestion and is subsequently metabolized in the liver by the enzyme alcohol dehydrogenase to glycolaldehyde and other toxic metabolites. Other Locations in Stage 3 (the renal stage) occurs between 24 and 72 hours after ingestion. Copper and aluminum act as a catalyst in the presence of uninhibited ethylene glycol. Exposure to vapors of ethylene glycol may cause irritation. There are, however, disadvantages inherent to uninhibited eth-ylene glycol, including: It is relatively easy to degrade. PRODUCT AND COMPANY INFORMATION Supplier Information: Great North Chemicals Inc 85 Malmo Court Maple, Ontario L6A 1R4 Ph: (905) 832-2276 Fax: (905) 832-3701 Chemical Name: Ethylene Glycol Chemical Family: Ethane-1,2-diol Dowtherm Ethylene Glycol Thermal Fluid (6) Dowfrost Inhibited Glycol Fluids (17) Dow Chemicals (106) 3M Performance Fluids 3M Novec Engineered Fluid (4) However, even purified water will cause serious corrosion problems unless treated with the proper level of inhibitors. We also offer several dye options. Reasons such as off-topic . Glycol Stability: When properly maintained, inhibited glycol solutions can last 20 years or more. When it comes to superior quality and performance, . Ethylene Glycol is corrosive and toxic. Uninhibited / Inhibited Glycols: Propylene, Ethylene, Tri-Ethylene. First aid measures Protection of first-aiders:It may be dangerous to the person providing aid to give mouth-to-mouth resuscitation. 1) the temperature is not elevated (elevated temperatures can cause decomposition and acid formation in uninhibited ethylene glycol solutions) 2) the de-icing fluids contain corrosion inhibitors 3) the concentration of the de-icing agents is low and therefore does not induce corrosion An additional concern is glycol contamination. Glycol solutions These, which usually contain 50 percent ethylene glycol and 50 percent water, are the simplest and most common barrier or buffer fluids. Glycol can break down over time and use. The inhibitor package has been formulated specifically to protect brass, solder, copper, steel, aluminum, cast iron, and other metals mainly found in the industrial cooling and heating systems. Conversion chart included for both Ethylene Glycol and Propylene Glycol. Using inhibited ethylene glycol in place of uninhibited ethylene glycol can save money over the lifetime of the chiller and tool. What is Uninhibited Glycol? If the glycol is allowed to degrade, the corrosion and associated problems will be even more severe. Our comprehensive product line, including performance additives, pH buffers, corrosion inhibitors, and system cleaners, makes Glycol.ca your single source supplier for all your closed loop water treatment needs. An optimal neutralizer dosage is an important factor to prevent . RE: Mono Ethylene Glycol (MEG) FYS (Petroleum) (OP) 2 Sep 08 17:36. On steel, it is 4.5 times faster. In terms of efficiency losses . Inhibitors protect against corrosion, scale and rust and act as a pH buffer and a biocide. That is approximately 224 mL (7.6 oz.) The amount of water absorbed from its environment is proportional to the percent relative humidity (figure 1). Glycol, any of a class of organic compounds belonging to the alcohol family; in the molecule of a glycol, two hydroxyl (OH) groups are attached to different carbon atoms.The term is often applied to the simplest member of the class, ethylene glycol. At 50 percent relative humidity, 100 percent uninhibited ethylene glycol will absorb 20 percent water at equilibrium. The effectiveness of Inhibited Monoethylene Glycol in preventing corrosion has been proven in extensive laboratory and in actual service tests. The corrosion rates of aluminum, copper, and iron in the 50 volume percent inhibited ethylene glycol-corrosive water solution decreased as a function of time during the 1000-h test. Note that an uninhibited ethylene glycol solution is four-and-a-half times more corrosive towards carbon steel than plain water. Uninhibited ethylene glycol, like other glycols, is hygroscopic; it will absorb moisture from its environment. Home; Product Listing; Special Services/Consulting; Contact If the glycol is allowed to degrade, the corrosion and associated problems will be even more severe. In addition, automotive antifreeze must be agitated as it would be in a car. Product Details: Inhibited Propylene Glycol is used as an industrial coolant, antifreeze heat transfer agent. It can also be used in a variety of other products such as floor and wall adhesives, brake fluid, automotive wax/polish and floor wax/polish, in caulks and grout, concrete sealers and shoe polish. Additionally, propylene glycol that meets the specifications of the Food Chemicals Codex, 3rd edition, and the United States Pharmacopoeia. Quarterly progress report, June 1, 1977--August 31, 1977 Hydraulic Fluids; Circulating Oil; Gear Oils; Heat Transfer Oils; Food Grade Products; Compressor Oils; Metal Working Products; Equipment (716) 372-4444. It is mainly used for two purposes, as a raw material in the manufacture of polyester fibers and for antifreeze formulations. TRUEGARD Ethylene Glycol Uninhibited-Heat Transfer Fluid 50/50 - 55 Gallon Drum by Truegard Product SKU 10231 $735.15 Heat transfer fluid is dyed fluorescent pink for leak detection. Dynalene EG To learn more about the other heat transfer fluids that Dynalene offers, please click here. Uninhibited Glycols not only corrode your system but also accelerate the problem. Conversely, 100 percent uninhibited ethylene glycol is used for heat protection. Solutions in water provide freeze protection to below -60 degrees F and burst protection to. info@sourcechem.com. Measurements of linear polarization resistance and maximum pit depth were used to assess the extent of corrosion activity. Note that an uninhibited ethylene glycol solution is four-and-a-half times more corrosive towards carbon steel than plain water. . Dilute with water to your ratio after receiving. thermo.com /eThermo/C MA/PDFs/Va rious/File _26366.pdf S . Ethylene glycol (IUPAC name: ethane-1,2-diol) is an organic compound with the formula (CH2OH)2. Ethylene glycol is present as a slow-evaporating solvent and/or freeze-thaw stabilizer in latex paints. Most corrosion from ethylene glycol is due to the decomposition to organic acids (such as glycolic acid) at higher temperatures. Easy to read color coded hydrometer gives temperature-corrected . However, in the presence of contaminants, such as chloride ions, severe pitting corrosion occurred. Do not use in Food and beverage facilities. Using the product for heat transfer applications instead of brine solutions or uninhibited ethylene glycol helps in reducing maintenance costs and improves heat transfer efficiency. Carboxylic acids or the salts thereof are suitable for use in cooling systems where low electrical conductivity is required. for a 20 kg child. Two poly (ethylene glycol)-tyrosine hybrid polymers (PEGT1% and PEGT3%) were used to inhibit the corrosion of mild steel in 1 M HCl. Please let us know here why this post is inappropriate. This corrosion leads to clogging of pipes, pumps, and valves, which decrease system efficiency. Use of this product for heat transfer applications instead of brine solutions or uninhibited ethylene glycol helps in reducing maintenance costs and improves heat transfer efficiency. An uninhibited alcohol dehydrogenase enzyme has a half-life of three to eight hours, which increases to more than 17 hours . With no corrosion inhibitors to buffer these acids, the corrosion rate of a solution of uninhibited glycol can be greater than that of plain water (which is highly corrosive). This is ethylene-based glycol and it is the standard process . Their specially engineered inhibitor packages ensure excellent protection from corrosion and best-in-class long term operation. The corrosion characteristics of some selected types of aluminum in uninhibitedethylene glycol/water solutions have been studied under conditionsrelevant to the operation of aluminum solar heat collector systems. Please call the glycol experts at 877-244-5525 (or + (1) 610-262-9686) for more information. The effectiveness of WINTREX heat transfer fluid in preventing corrosion has been proven both in use and in laboratory testing.