Synthesis chemical lab is one of the leading whole sale and retail trader in coimbatore, we are the leading supplier of chemicals, speciality chemicals , and lab and commercial grade. Propylene glycol is a synthetic liquid substance that absorbs water. Propylene glycol is also used to make polyester compounds, and as a base for deicing solutions. Propylene glycol is used by the chemical, food, and pharmaceutical industries as an antifreeze when leakage might lead to contact with food. It's used as a food stabilizer, a moisturizer in skin care cosmetics and shampoos, and a solvent in drug formulas. Propylene glycol alginate. This is made from brown seaweed and used widely as a thickener, emulsifier, and stabilizer in dairy products, beer foam, and other products. Synthesis chemical lab.