6.Appearance: Colorless transparent or primrose yellow liquid with special taste
7.Propylene glycol (PG C3H8O2 ) is a colorless liquid with steady viscosity and good water absorption. It is nearly odorless ,uninflammable and almost non-toxic. It can be mixed and solved with alcohol,water and various organic agents.
8.PG is the raw material for unsaturated polyester resin,plasticizer,surface active agent,emulsifying agent and demulsifying agent.It can also be used as mould inhibitor ,antiseptic for fruit ,ice inhibitor and moisture preserving agent for tobacco.