Aluminium Sulphate

We offer aluminium sulphate. Specifications aluminium sulphate non ferric 1.free sample 2.manufacturer offer with sgs inspection 3.iso9000:2000 aluminium sulphate non ferrical2(so4)3 water treatment 17% or 15.8-16% iso 9001-2000 certified product name: aluminium sulphate packing:50kgsbag and 25mts20'fcl first grade spec: aluminium oxide(fire al2o3): 17%min insoluble matter: 0.1% max fe2o3(as fe) :0.005% second grade spec: aluminium oxide(fire al2o3): 15.8-16%min insoluble matter: 0.1% max fe2o3(as fe)