Model: CAS,NO: 7722-88-5
Price: CNY 1035 / MT
Min. Order: 1 MT
Tetra Sodium Pyrophosphate
TSP
Tetra Sodium Pyrophosphate(TSPP)
Byname: Tetra Sodium pyrophosphate
Molecular formula: Na4P2O7
Molecular Weight: 265.9
CAS,NO: 7722-88-5
Properties:
White powder; Soluble in water but insoluble in ethanol; Relative density 2.45g/cm3and 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 25kg,50kg,1000kg net bage,store at a cool,dry and well ventilated place.
Guaranteed Technical Specifications:
NO Specifications Industrial Grade Food Grade
1 Appearance white powder white powder
2 Assay (as Na4P2O7 )%≥ 96.5 96.5
3 P2O5 %≥ 51.5 51.5
4 Ortho Phosphates pass pass
5 PH Value 9.9-10.7 9.9-10.7
6 Water Insoluble matter % ≤ 0.1 0.1
7 Size (through 60mesh sieve) 90.0 90
8 Fluoride (as F) ≤ 0.005
9 Heavy Metals (as Pb) % ≤ 0.001
10 Arsenic (As)% ≤ 0.0003
11 L.O.I% ≤ 0.5

张 森 zhang sen
M.P : 13990207863
TEL ：+86-838- 8215378 / 8209351
FAX ：+86-838- 8201377
MSN : chcc9191@hotmail.com
E-mail : chheen@yahoo.cn
http://www.ccssoo168.com.cn