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Propylence glycol alginate(abbreviated as PGA),is derived from alginic acid which is extracted from natural seaweed.
1, In food insustry,used as thickener,emulsifier and Stabilizer.
2, PGA has good acid-proof property,can be used in conditions with PH at 3-5.
3,PGA has strong frothing and emulsifying ability.Widely used as a stabilizer for yoghurt,flavoring and beer foam