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Tetrasodium Pyrophosphate

Molecular Formula: Na₄P₂O₇
Molecular Weight: 265.90
CAS NO.: 7722-88-5

Parameters

Application

Packing

Analysis Item	Specification
Analysis Item	Industrial grade	Food grade
Assay	≥96.5%	≥96.5%
Ortho-phosphate	Pass test	Pass test
Water insoluble	≤0.20%	≤0.20%
pH	9.9~10.7	9.9~10.7
F	≤0.05%	≤50 ppm
As	≤0.005%	≤4 ppm
Pb	-	≤3 ppm
Heavy metals (as Pb)	-	≤10 ppm
Loss on ignition	≤0.5%	≤0.5%

Tetrasodium Pyrophosphate is commonly in preparing plating solution in electroplating industry, or used in Wool industry commonly as degreasing agents for wool and wool bleaching agent. commonly used in bleaching of paper and plant fiber for Paper industry. Printing and dyeing industry as printing and dyeing auxiliary, can be used as toothpaste additive, and calcium hydrophosphate form colloid and have stability effect, still can be used for the synthesis of detergent and production shampoo cream etc. As softener in water treatment, or antirust agent o for mechanical processing.

25kg/bag or jumbo bag

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