Ethylene glycol - Wikipedia
Ethylene glycol (IUPAC name: ethane-1,2-diol) is an organic compound (a vicinal diol [7]) with the formula (CH2OH)2. It is mainly used for two purposes: as a raw material in the manufacture of polyester fibers and for antifreeze formulations. It is an …
Propylene glycol - Wikipedia
Propylene glycol (IUPAC name: propane-1,2-diol) is a viscous, colorless liquid. It is almost odorless and has a faintly sweet taste. Its chemical formula is CH 3 CH(OH)CH 2 OH. As it contains two alcohol groups, it is classified as a diol. An aliphatic diol may also be called a glycol.
Propylene Glycol Vs. Ethylene Glycol - Go Glycol Pros
Propylene Glycol Vs. Ethylene Glycol. The primary difference between propylene glycol and ethylene glycol are the toxicity and heat transfer characteristics. Ethylene Glycol Properties. Ethylene glycol is the industry standard. It provides both …
Ethylene Glycol vs. Propylene Glycol: Differences & Uses
2020年9月28日 · Learn how ethylene glycol and propylene glycol are different and how to choose between them when deciding on low-temperature heat transfer media.
Fluids - Identity Colors - The Engineering ToolBox
Identifying colors used for fluids transported in piping systems according ANSI A13.1 version 1996 and 2015 are indicated below. Possible (not mandatory) use of color codes for different types of applications are indicated below. Piping and tubes codes and standards - ASME, ANSI, ASTM, AGA, API, AWWA, BS, ISO, DIN and more.
Glycol Color | Houghton
U.S. Cold Storage in Covington, Tennessee (TN) uses Houghton’s Inhibited Propylene Glycol in its hydronic system for keeping products, especially food and beverage items, at safe temperatures. The facility requested a special pink dye and unique concentrations for …
Why Are Coolants Different Colors and What Do They Mean for …
2024年11月22日 · Ethylene glycol-based coolants are popular for many vehicles. Typically, they range in color from green to orange and are known for their effective heat transfer and freeze protection. These coolants contain additives that protect against corrosion and scaling, enhancing engine longevity.
Dye - Houghton
If you suspect a leak, consider adding dye to your glycol system. Houghton Chemical provides food grade glycol dye and non food grade dye glycol dye. Remember, when you purchase glycol, color counts.
Tech 101 – the colors of antifreeze - Hemmings
2014年8月1日 · Ethylene glycol is its base chemical and there are silicate and phosphate additives that make it compatible with copper, brass, cast iron and aluminum cooling system components. Manufacturers recommended that you change the green IAT antifreeze every 36,000 miles or three years.
Difference Between Ethylene Glycol and Propylene Glycol
2017年11月15日 · Ethylene Glycol: Ethylene glycol is used as raw material for the production of polyester fibers and as an automotive antifreeze. Propylene Glycol: Propylene Glycol is used as a solvent for intravenous, oral, and topical pharmaceutical preparations.