Sodium Tripolyphosphate （STPP）
發(fā)布時(shí)間:2023-09-16 17:09:19

Sodium Tripolyphosphate （STPP）

Chemical Name	Sodium Tripolyphosphate
Synonyms	Penta sodium Triphosphate
Molecular formula	Na5P3O10
CAS NO.	7758-29-4
Standard Ｅxecuted	GB25566-2010

Properties

White powder; Melting point 622°C; Easily soluble in water; It has salient chelating capacity to ions of Ca and Mg etc. and can soften hard water to make suspension solution become into clear solution; It has weak alkalinity but no corrosiveness. It is a surfactant, and has outstanding emulsification to lubricants and fat.

Application

Sodium tripolyphosphate is used in the food industry as an emulsifying agent and quality improver agent, for example, including processed meat processed seafood, processed cheeses, noodles product. ?It is used as quality improver in the process of canned food, fruit juice drinks, foodstuffs from milk or soybeans. It may tender the meat in canned ham and soften the skin of horse bean in canned horse bean. It may also serve as a softener or densifier in foodstuff industry.

Packaging

Plastic knit bag or kraft bag, net weight 25kg. Besides, we can pack the goods according to the requirement of the client.

Guaranteed Technical Specifications

No.	Specifications	Unit	Food Grade Standard
1	Appearance		White Powder/ White Powder
2	Main contents Na5P3O10	%	≥85
3	P₂O₅	%	56-58
4	水不溶物 Water insoluble matter	%	≤0.1
5	Heavy Metal (as Pb)	mg / kg	≤10
6	Arsenic (As)	mg / kg	≤3
7	Fluoride (F)	mg / kg	≤50
8	Plumbum (Pb)	mg / kg	≤4