1,2,3-PROPANETRIOL, HOMOPOLYMER 175385-78-1 25618-55-7 64333-26-2 Glycerol polymer Glycerol, polymers HL 80 PGL 300 PGL 500 PGL 700 Polyglycerin Polyglycerine Polyglycerol Unigly G 2 Unigly G 6