Product Description
Byname: Tetra Sodium pyrophosphate
Molecular formula: Na4P2O7
Molecular Weight: 265.9
Standard executed: HG/T2968-1999(Technical Grade), GB8848-88(Food Grade)
CAS Number: 7722-88-5
Properties:
White powder; Soluble in water but insoluble in ethanol; Relative density 2.45 and melting point 890??; Deliquescent in the open air. Its aqueous solution shows weak alkalinity and is stable at 70 ?? but will be hydrolyzed into di-sodium phosphate when boiled .
Uses:
Applied in industries of detergents as detergent auxiliary, paper production to bleach and electroplating; In food industry it is used as buffering agent, emulsifier, nutrition ingredients and quality improver.
Packing and storage:
In double layer bags of 25Kg net. It must be stored in places well ventilated and dry.
Guaranteed Technical Specifications:
NO Specifications
Industrial Grade
Food Grade
1 Assay (as Na4P2O7 )%?Y
96.5
96.5
2 P2O5 %?Y
51.5 51.5
3 Ortho Phosphates
pass pass
4 PH Value
9.9-10.7 9.9-10.7
5 Water Insoluble matter % ?ü
0.2 0.2
6 Size (through 60mesh sieve) 90 90
7 Fluoride (as F) ?ü 0.005
8 Heavy Metals (as Pb) % ?ü 0.001
9 Arsenic (As)% ?ü 0.0003
10 L.O.I% ?ü 0.5
Other Products
Company Profile
- Name: SiChuan Blue Sword Chemical(Group)Co.,Ltd.
- Main Products: SAPP,TSPP,TKPP,SALP,MKP,DKP,STPP,SHMP
- Business Type: Manufacture
- Total Employees: < 20
- Address: Blue Sword Chemical,XinXing Road 15th , Hi-Tech. West Zone Chengdu,SiChuan,China 611731
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Sichuan Blue Sword Chemical (Group) Co., Ltd.with the former name of Sichuan Chuanxi Phosphochem. Works Group, the first as well as the biggest manufacturer specialized in production of fine phosphates in China, has got its own rich phosphate mines in the south-west of China. It produces yellow phosphorus and phosphoric acid for its own downstream phosphates. By now Blue Sword Chem. is the only manufacturer for full range of food grade phosphates in China, and has been accredited with ISO 9001:2000 quality system certification, Kosher certification and HACCP certification.
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