We supply aluminium sulphate in powder, granules, flake and lump. The specifications are as under : ? Al2( SO4) 3.18H20 Not less than 15.8% -17% ? Iron Less than 0.005% -0.7% ? pH of 5% solution not less than 3 ? Acidity Nil ? Insoluble matter in water: 0.15% ? As: 0.0005% ; Pb: 0.002% Applications ? Applications water effluent treatment system It' s used for purification of drinking water and wastewater treatment by settling of impurities by means of precipitation and flocculation. ? Paper Industry It helps in sizing of paper at neutral and alkaline pH, thus improving paper quality ( reducing spots and holes and improving sheet formation and strength) and sizing efficiency. ? Detergents It is used as a filling and binding agent in the manufacturing of bar soaps. ? Pharmaceuticals It is used in the manufacturing of mild astringent and antiseptics for skin treatment. ? Textile Industry It is used for color fixing in Naphthol based dyes for cotton fabric. ? Other Uses Leather tanning, lubricating compositions, fire retardants; decolorizing agent in petroleum, deodorizer; food additive; firming agent; dyeing mordant; foaming agent in firefighting foams; fireproofing cloth; catalyst; pH control; waterproofing concrete; aluminum compounds, zeolites etc. Packing of aluminium sulphate: PP/ PE50kg/ bag, 25kg/ bag, 1 ton bag Conract: luankai@ sanfengchem.com