Synonyms: TSPP; Tetrasodium Pyrophosphate; Sodium Pyro Phosphate; Tetra Sodium Pyrophosphate; Tetra Sodium Pyro Phosphate

Chemical formula: Na4P2O7

Molecular weight: 265.9

Standard executed: HG/T2968-1999

CAS No.: 7722-88-5

H.S. Code: 28353900

Properties:

1. Appearance: white powder;

2. Solubility: easily soluble in water;

3. Relative density: 2.45;

4. Melting point: 890 degree centigrade;

5. pH: water solution is alkaline, and pH value of 1% water solution is 9.9-10.7

Technical Specifications:

1.Industrial grade:

(1)Main content: 96.5% min.

(2)P2O5: 51.5% min.

(3)Phosphate: Qualified

(4)pH of 1% water solution: 9.9-10.7

(5)Water insoluble: 0.20% max.

(6)Sieve test(Through 60 mesh): 90% min.

2.Food grade:

(1)Main content: 96.5% min.

(2)P2O5: 51.5% min.

(3)Phosphate: Qualified

(4)pH of 1% water solution: 9.9-10.7

(5)Water insoluble: 0.20% max.

(6)Arsenic, as As: 0.0003% max.

(7)Fluoride, as F: 0.005% max.

(8)Heavy metal, as Pb: 0.001% max.

(9)Sieve test(Through 60 mesh): 90% min.

Application:

1. Industrial grade: mainly used as detergent in washing, bleach in paper-making, electroplating, etc;

2. Food grade: mainly used as food additive, emulsification agent, nutrient agent, and quality meliorating agent, etc.

Packing: Plastic-woven sack with polythene inner bag; Net weight: 25kg, 50kg or 1000kg; Stored in ventilated and dry place.

We’re KCI International Trading Co., Ltd. My company is a trading company locate in China, which export phosphate raw materials mainly, like STPP/ MAP/ DAP/ SHMP/ MSP/ DSP/ TSP/ MKP/ DKP……almost 20 kinds of products .I wish my introduce can take you some convenience.

Please contact us for any requirements