Sodium tripoly phosphate (STPP)

CAS: 7758-29-4
Properities: white powder
Applications:  used as one of the main auxiliaries for synthetic detergent, synergist for soap, water softener, taning agent for  leather making , auxiliary for dyeing, as an oil contamination resistance agent in paper production.
In food stuff industry, used as quality improver in the process of canned food, fruit juce drinks, food stuffs from milk or soybeans. It may tender the meat in canned ham and soften the skin of horse bean in caned horse bean.