Sell sodium pyrophosphate

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Items

Appearance
Assay (as Na4P2O7)

pH (1% solution)

Arsenic (as As)

Chloride (as Cl)

Sulfate (as SO4)

Lead (as Pb)

Fluoride (as F)

Orthophosphate

Loss on ignition (1100/4h)

Spec
White crystal type powder

97% Min

9.9 ~ 10.7

2ppm Max

0.22 % Max

0.04 % Max

5ppm Max

10ppm Max

Within the limit

2.0% w/w Max

Testing results
white Powder or granule

98.45

10.35

0.5ppm Max

0.15%

0.005%

1ppm Max

2ppm Max

Within the limit

1.2%