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Tetra Sodium Pyrophosphate(TSPP)


Tetra Sodium Pyrophosphate(TSPP)


化学式(Chemical formulaNa4P2O7

CAS No.:7722-88-5

分子量(Molecular Weight):265.9

性状:白色粉末,易溶于水,不溶于醇,相对密度2.45g/cm³,熔点890℃,水溶液呈弱碱性,在空气中易潮解,水溶液在70℃下较稳定,煮沸则水解成磷酸氢二钠。

Property:White powder, easily soluble in water but insoluble in ethanol; Density at 2.45g/cm³ and melting point at 890℃; Deliquescent in the open air. The water solution shows weak alkalinity and stable at 70℃, but will be hydrolyzed into disodium phosphate when boiled.


技术指标(Technical Specifications):




用途:在工业中用于洗涤助剂,造纸漂白,电镀工业;在食品中用作缓冲剂,乳化剂,营养剂和品质改良剂等。

Application: Applied in industry as detergent auxiliary , paper production to bleach and electroplating. In food,  it is mainly used as buffering agent,  emulsification agent, and nutrition ingredients , and quality improver, etc.


包装:本产品包装采用内塑外编,每袋净重25 Kg/ 50Kg ,贮于通风干燥处。

Package:Plastic woven bag. Net weight 25 Kg、 50Kg , store at a cool, dry and well ventilated place.






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