... ,emulsifier,softener Propylene glycol (PG C3H8O2 ) is a colorless liquid with steady viscosity and good water absorption. It is nearly odorless ... and almost non-toxic. It can be mixed and solved with alcohol,water and various organic agents.PG is the raw ... iron drum, paint bucket, or ISO TANK,avoid to contact with skin and eyes raw material for UP resin,antifreeze,moisturizer,high ...