Benzoyl Peroxide

Issue 11 and Volume 141.

Benzoyl Peroxide HAZARDOUS MATERIALS CHEMICAL DATA NOTEBOOK SERIES #30 BENZOYL PEROXIDE [molecular formula (C6H5CO)2O2] is an oxidizing, flammable, corrosive, toxic, irritating, white, granular crystalline solid that is tasteless and may or may not have an odor. It is an organic peroxide, and as such it is an extremely hazardous chemical, particularly in its pure, dry form. Since it is so hazardous when dry, it is usually shipped, handled and stored in a paste form with at least 33% water present. It is a very powerful oxidizing agent, and all of its uses are because of this oxidizing power. It is used as a polymerization catalyst; a bleaching agent for fatty materials, flour, oils, and waxes; a dryer for oils; and is used in the manufacture of rubber, pharmaceuticals, and cosmetics. PROPERTIES Benzoyl peroxide is an organic peroxide, which means it has a self-accelerating decomposition temperature (SADT). This means that once…

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