Tetrasodium Pyrophosphate(TSPP)
We are a main supplier of Tetrasodium Pyrophosphate(TSPP) in China. We can supply you good quality Tetrasodium Pyrophosphate(TSPP) with competitive price. The details of the product as follow:
Tetrasodium Pyrophosphate (TSPP) for Tech Grade or Food grade
Product Description
1.Tetrasodium Pyrophosphate (TSPP) for Tech Grade or Food grade
2.Standard: Food grade, tech grade
2.Synonyms:TSPP,Tetra Sodium Pyrophosphate(Anhydrous),TetraSodium Pyrophosphate,Sodium Pyrophosphate,TetraSodium phosphate
3.CAS No.:7722-88-5
4.Chemical Formula:Na4P2O7
5.Shelf life:2 years
6.Pacakge: 25 kg/bag
Tetrasodium Pyrophosphate (TSPP) for Tech Grade or Food grade Specifications
Items |
Standard request |
test result |
Assay (as Na4P2O7) |
96.5%Min |
97.4% |
P2O5 |
52.5-54.0% |
53.2% |
pH Value (1%) |
9.9-10.7 |
10.3 |
( As ) |
1.0mg/kg Max |
0.10 mg/kg |
Fluoride ( F ) |
50.0 mg/kg Max |
9.0 mg/kg |
(Cd) |
1.0 mg/kg Max |
0.02 mg/kg |
Me (Hg) |
1.0 mg/kg Max |
0.02 mg/kg |
Lead ( Pb ) |
4.0 mg/kg Max |
0.2 mg/kg |
Water insoluble |
0.2 mg/kg Max |
0.05 mg/kg |
Loss on Ignition(105 °C, 4 hrs then 550°C 30 mins) |
0.5%Max |
0.2% |
Usage
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.
Storage
Food Grade Tetrasodium Pyrophosphate(TSPP) shall be stored in a clean, dry & cool area protected from exposure to moisture, foreign odors and other contaminants. Due to its strong hygroscopic properties, it shall be stored in a dry & cool area.

FAQ
Q1: How about the validity of the offer?
A: Usually, quotation is valid for 1 week. However, the validity period may be affected by
factors such as ocean freight, raw material prices, etc.
Q2: What is the payment method you can accept?
A: We usually accept T/T, L/C.
Q3: May I get some samples from your side?
A: Yes, of course. We'd like to provide 100-500 g free sample to you, which depends on
product you need. You just need bear the express freight, but we will refund you after you
place bulk order.
Q4: How about lead time?
A: In general the lead time is 2-3 weeks, sometimes it can be shorter or longer
Q5: What kind of package do you have?
A: We have various of packages to meet needs of our customers,like bags or drum for solid
products,lron drums, plastic drums, IBC tank s, Flexitank, ISO TANK for liquid products.
Q6: Which documents can you supply?
A: We usually provide our customers with Commercial Invoice, Price List, Packing List, COA,
OriginCerificate, Quality/Quantity Certificate, Beneficary's Certificate, MSDS, B/L and others.
Thanks for your visit and welcome your kind inquiry!!!