Mackester EGMS is a grade of ethylene glycol monostearate synthesized for cosmetic formulations. It is an excellent opacifier and pearl producing agent for lotions, creams, shampoos, and hand cleansers. It is a low HLB emulsifier and emulsion stabilizer for O/W and W/O systems. Mackester EGMS is soluble in hydrocarbons, esters, ketones, chlorinated hydrocarbons and insoluble in water. Mackester EGMS is totally biodegradable and contains no preservatives.