... liquid, inflammable and harfulless, used in UPR,plasticizer,surfactant,antifreeze,emulsifier,softener Propylene glycol (PG C3H8O2 ) is a colorless ... can also be used as mould inhibitor,rerigerant system,antifreeze ,coolant,ice inhibitor and moisture preserving agent for tobacco. Propylene ... skin and eyes raw material for UP resin,antifreeze,moisturizer,high purity 99.5% Propylene Glycol industrial grade ...