... and various organic agents.PG is the raw material for unsaturated polyester resin,plasticizer,surfctant,emulsifying agent and ... system,antifreeze ,coolant,ice inhibitor and moisture preserving agent for tobacco. Propylene GlycolClassification:Industry GradeCAS No.:57-55-6Purity ... avoid to contact with skin and eyes raw material for UP resin,antifreeze,moisturizer,high purity 99.5% Propylene Glycol ...