Non-ferric Aluminium SulphateAl2O3 %:15.8-17 Fe%: 0.005Water insoluble matter %:0.2max PH:3.0 minGrain size:15MM maxPacking: New seaworthy package PP/PE 50KG/bag or according to clients requirements.Usage: used for the manufacturing of wood ?pulp, paper, alum, aluminium salt, printing ink, lubricant, boiler cleaning agent, satin white, oilcloth, linoleum, ceramics,f or sizing paper, clarifying fats and oils, tanning white leather, and water purification as deodorization and decolourizer in petroleum refining,as filtering medium water-proofing agent,and as mordant in dyeing. Our advantages:1.best quality with compatitive price2.quick delivery and perfect service