food additive cas 9005-37-2 propylene glycol alginate powder(PGA)

propylene glycol alginate (PGA) is a kind of new-style excellent food additive. It’s made of Alginic Acid by deeply processing which extracted from natural Brown Seaweed. PGA is white or light yellow powder, almost tasteless or a little fragrance, soluble in water and forms sticky and colloidal solution, insoluble in ethanol and other organic solvent. Because of its hydrophilism and lipophilicity, PGA has emulsifying ability and can be as foam stabilizer, it can steady the ioly gel. Also PGA has acid fastness. Because PGA is non ionic compound, so it’s stable to metal ions and don’t solidify or separate out. PGA is widely used in food .