Butylated Hydroxytoluene (BHT)
BHT or known as Butylated Hydroxytoluene is an anti-oxidant that reacts with oxygen free radicals to slow the rate of autoxidation of the material in a product that can cause changes in taste or color. Sometimes it is often used to prevent fat in foods from being rancid, but also used in cosmetics, medicines, jet fuel, rubber, and others.
BHT has a hazard level according to the use of a particular product, and has a link or causes it for cancer, development toxicity, allergies, or cellular level changes.
BHT has a chemical formula C15H24O with molecular weight of 220, 35 g / mol. Seen as white powder with density 1,048 gr / cm3 (solid). The melting point is about 70-73 ° C and its boiling point is 265 ° C. In water BHT only dissolves 1.1 mg / L at a temperature of 20 ° C. Concerning hazards, BHTs include external MSDS, with major hazards flammable, with flash point 127 ° C. BHT is related to the hydroxyanisole Butylate.