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Diethylene glycol (DEG) is an organic compound with the formula (HOCH 2 CH 2) 2 O. It is a colorless, practically odorless, and hygroscopic liquid with a sweetish taste. It is a four carbon dimer of ethylene glycol. It is miscible in water, alcohol, ether, acetone, and ethylene glycol. [3] DEG is a widely used solvent. [4]
Glycol dehydration is a liquid desiccant system for the removal of water from natural gas and natural gas liquids (NGL). It is the most common and economical means of water removal from these streams. [1] Glycols typically seen in industry include triethylene glycol (TEG), diethylene glycol (DEG), ethylene glycol (MEG), and tetraethylene glycol ...
Diethylene glycol butyl ether (2-(2-butoxyethoxy)ethanol) is the organic compound with the formula C 4 H 9 OC 2 H 4 OC 2 H 4 OH. A colorless liquid, it is common industrial solvent. It is one of several glycol ether solvents. It has low odour and high boiling point.
In 1937, S. E. Massengill Company, a pharmaceutical manufacturer, created an oral preparation of sulfanilamide using diethylene glycol (DEG) as the solvent or excipient, and called the preparation "Elixir Sulfanilamide". [4]
The products (Promethazine Oral Solution, Kofexmalin Baby Cough Syrup, Makoff Baby Cough Syrup, and Magrip N Cold Syrup) are believed to be contaminated with diethylene glycol and/or ethylene glycol. The products involved were manufactured by Maiden Pharmaceuticals of India in December 2021. [11] [12]
On June 4, 2007, a press release by the Chinese Foreign Ministry [10] cited an earlier study in China [11] which concluded that up to 15.6% diethylene glycol in toothpaste is safe. In June 2007, counterfeit Colgate toothpaste imported from China was found to be contaminated with DEG, and several people in the eastern US reported experiencing ...
On 5 May 2007, upon purchasing a tube of toothpaste from the Vendela Discount Store in Panama City, Arias discovered that it contained diethylene glycol (DEG), a toxic substance that had recently caused deaths as an ingredient of cough syrup. On 7 May, Arias reported his findings to the Panamanian Ministry of Health.
Ethylene glycol may also be one of the minor ingredients in screen cleaning solutions, along with the main ingredient isopropyl alcohol. Ethylene glycol is commonly used as a preservative for biological specimens, especially in secondary schools during dissection as a safer alternative to formaldehyde. It is also used as part of the water-based ...
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