... yellow) Purity:15.8%~17% ISO manufacturer ferric and non-ferric powder,granular,flake,lump Aluminium sulphateHengke Fine chemicals Co.,LTd : ... color, made from high quality alumina ore, sulfuric acid, non-pollution ground water which are completely provided by our own ... and so on. The non-ferric aluminum sulphate is solid laminated shape in white color, used in titanium powder post-processing, and ...