Location: CHINA, CHENGDU SICHUAN

tetrapotassium pyrophosphate.
RE: Tetrapotassium pyrophosphate [molecular formula] K4P2O7 [CAS RN]:7320-34-5 [index] items Tech grade potassium pyroborate content K4P2O7% 98 Fe% 0.002 water insolubles % 0.05 ph (1% water solvent) 10.0¡ª10.7 normal phosphate with 0.1N AgNO3 chloridate (Cl)% 0.45 heavy metal content (PB)% 0.005 total phosphonium content(P2O5)% 42.27 [prosperity] The product is white block or powder grain, is deliquescent, soluble in water, and the water solvent is alkaline, insoluble in alcohol. It is widely used as cyanideless electroplating and detergent agent [Packing]: In plastic bag or compound board lined with double-layer plastic bag, 25kg each.