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HOT PRODUCT

sodium pyrophosphate

Product name

sodium pyrophosphate

Cas no.:

7758-16-9

Item

Specifications

Na4P2O7

Na4P2O7.10H2O

Assay, %

96.5-100.5

≥98.0

Water insoluble, % ≤

0.20

0.10

pH (10g/l solution)

9.9-10.7

Orthophosphate, %

Passed

As, % ≤

0.0003

Heavy metals (Pb), % ≤

0.001

Fluoride (F), % ≤

0.005

Ignition decrement, %

≤0.50

38.0-42.0

Appearance

White powder or crystal

 

 

 

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