We are Shijiazhuang baoyujia chemicals co., ltd based in Shijiazhuang , China. We are member of Tradekey.com since March, 2010. Our business is related to Chemicals industry and we specifically deal in chemical products. Please find our product details below: Sodium Hexametaphosphate Specifications Industrial Grade Total phosphate, as P2O5%≥ 68.0 Inactive phosphate, as P2O5%≤ 7.5 Iron, as Fe %≤ 0.05 Ph value (1% solution) %≤ 5.8-7.3 Solubility Qualified Heavy metals, as Pb %≤ Arsenic, as As%≤ Fluoride as F%≤ Water insoluble %≤ 0.05 Sodium Tripolyphosphate Testing Items Standard CONTENT(Na5P3O10 ) 94% MIN CONTENT (P2O5) 57%max CONTENT(FE) 0.003 Water insoluble MATTER 0.05% MAX ph value Ph 9.5-10.0 WHITENESS 90% PB 0.001max so4 0.4 cl 0.025 Sodium Tripolyphosphate Testing Items Standard CONTENT(Na5P3O10 ) 94% MIN CONTENT (P2O5) 57%max CONTENT(FE) 0.003 Water insoluble MATTER 0.05% MAX ph value Ph 9.5-10.0 WHITENESS 90% PB 0.001max so4 0.4 cl 0.025 pls contact us jeccica wang wangxiaoling at baoyujiachem dot com regards Sodium Hexametaphosphate Specifications Industrial Grade Total phosphate, as P2O5%≥ 68.0 Inactive phosphate, as P2O5%≤ 7.5 Iron, as Fe %≤ 0.05 Ph value (1% solution) %≤ 5.8-7.3 Solubility Qualified Heavy metals, as Pb %≤ Arsenic, as As%≤ Fluoride as F%≤ Water insoluble %≤ 0.05 pls contact us jeccica wang wangxiaoling at baoyujiachem dot com Thank you for taking the time to go through our business profile. If there are any question, inquiry or comments, please feel free to contact us.