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Potassium pyrophosphate

Molecular formula: K4P2O7

Molecular weight: 330.35

Appearance: white powder or lumps.

Purity ≥ 98.0%
Clarity test pass
Water insoluble substances% ≤ 0.02
Carbonate(CO3) pass
N% ≤ 0.002
Sulfate (SO4) % ≤ 0.02
Chloride(Cl) % ≤ 0.006
Fe% ≤ 0.002
As% ≤ 0.0005
Phosphate(PO4) pass

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