Sodium Salt/

Tetrasodium Pyrophosphate

Molecular formula:  Na4P2O7

Molecular weight:   265.90

CAS no. :               7722-88-5

EINECS :              231-767-1

Customs Code:   28353990

Appearance:        white powder

Relative density : 2.534g/cm

Melting point:      880 ℃

Boiling point:      93.8 ℃

Solubility:           soluble in water.

  • Product Detail
  • FAQ

1. Tetrasodium Pyrophosphate Information

Tetrasodium pyrophosphate is TSPP, Tetrasodium pyrophosphate.Tech grade is often used for bleaching wigs, and food grade is often used as an additive of toothpaste.

Technical Standards(HG / T2968-2009)

ItemTech Grade Food Grade
Main contents , % ≥96.596.5
Water insoluble , % ≤ 0.200.20
PH value(10g/ml)9.9-10.79.9-10.7
Arsenic(As), ≤%0.0003
Heavy Metals (as Pb), ≤%0.001
Fluoride (F), ≤%0.005
Ortho phosphatePassPass
Passed ISO9001, ISO14001, OHSAS18001 quality system certification

2.Tetrasodium Pyrophosphate Applications

Used as detergent, medicine, toothpaste stabilizer, water softener, boiler scale remover, metal ion chelating agent, oil well mud regulator, and used in electroplating, electrolysis, plant fiber bleaching, wool degreasing and tire emulsifier, etc.

3.Tetrasodium Pyrophosphate Certification

Passed ISO9001, ISO14001, OHSAS18001 quality system certification
Production patent certificate

4.Tetrasodium Pyrophosphate Packaging

The inner package is a double-layer bag lined with polyethylene film, and the outer package is a plastic woven bag with a net content of 25kg per bag.

5.Tetrasodium Pyrophosphate Storage Conditions

Sodium Tripolyphosphate Storage Conditions
Sodium Tripolyphosphate Storage Conditions

In the process of transportation, prevent rain, not be affected with damp and the packaging is not defaced; Store in a dry and ventilated warehouse.

6. Company Exhibition

The factory was established in 1985 and the Ministry of Foreign Trade was established in 2012. So far, it has developed into a group company integrating scientific research, production, sales, international trade, export and import. In 2021, the group’s sales exceeded 100 million US dollars.

Q: Can I get a free sample before placing an order?
A: Yes, of course.

Q:Ports near factory?
A:Tianjin and Qingdao port. Dear guests, you can specify any port.

Q: The time for deliver our products to Tianjin or Qingdao port?
A: 1-3 days.

Q: How is your after-sales service?
A: If you have any technical or quality problems after receiving the goods, you can always contact us. If the problem is caused by us, we will send you the goods for free or refund your loss.

Q: What is your terms of payment?
A: Payment<=1000USD,100% in advance. Payment >= 1000USD,50% T/T in advance, balance before shippment.

Q: Are you trading company or manufacturer?
A: We are a factory, which will give you a favorable price.