Specification:
A ppearance White powder
Assay(as Na2H2P2O7) 95.0%min
P2O5 63.0-64.0%min
PH Value 3.5-4.5
Water Insoluble 1.0%max
Fluoride (as F) 0.005%max
Heavy Metals (as Pb) 0.001%max
Arsenic (As) 0.0003%max
Loss on ignition(105℃) 0.5%max
Packing : Packed in 25kg,50kg,1000kg net bage