We are Tianjin Yiruida Chemical Co., Ltd based in Tianjin , China. We are member of Tradekey.com since December, 2011. Our business is related to Chemicals industry and we specifically deal in chemical material. Please find our product details below: Calgon 1.SHMP 2.Prompt dilivery 3.Free sample, good after-sale service 4.Good texture, white powder 5.Competitive price and quality SPFS(Solid Polymer Ferric Sulphate) SPFS a flocculant in purification of municipal water, industrial water, waste water, domestic sewage and sludge dewatering. Sell Anhydrous Sodium Sulfate 99% industrial use sodium sulfate 1) 25kg/bag or 50kg/bag, PP bag 2) purity:99% min 3) industrial grade 4) fast delivery Sell Sodium Tripolyphosphate 1.Sodium Tripolyphosphate(STPP) 2.Appearance:White powder 3.Surface density: 0.35-0.9g/cm3 4.Free soluble in water 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.