Product Name: Tetra Potassium Pyrophosphate Type: Food Additives Origin: China CAS No.: 7320-34-5 AUCO No.: 354 Packing: 25kg bag Items Standard Appearance White powder or granular Assay 95.0% P2O5 42-43.7% Test for Potassium Passes test Test for phosphate Passes test Water insoluble matter 0.2% Arsenic(As) 0.0001% PH Value 10.0-10.8 Lead 0.0001% Fluoride 0.001% Cadmium 0.0001% Mercury 0.0001% Loss on drying (105C,hrs) 2%