Sell Sodium Acid Pyrophosphate

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Total Na2H2P2O7 Content 95%min
Heavy Metals (as Pb) 0.001%max
Arsenic(as As) 0.00035%max
Fluorine(as F) 0.005%max
Loss on Drying(105-110!f constant weight) 1.05max
PH Value 3.5-4.5