Aluminum sulphate used in water treatment

Description

Type 1: qualified product: Al2O3:*5.*0%min; Fe: 0.*0%max; PH:3.0min Water Insolubles:0.1%max. As:0.***5%max; Pb:0.**2%max. Grain size:*5mm max(Flakys) First-class product: Al2O3:**0%min; Fe:0.*0%max; PH:3.0min Water Insolubles:0.1%max. As:0.***5%max; Pb:0.**2%max. Grain size:*5mm max(Flakys) Type 2: qualified product Al2O3:*5.*0%min; Fe: 0.*1%max; PH:3.0min Water Insolubles:0.1%max. As:0.***5%max; Pb:0.**2%max. Grain size:*5mm max(Flakys) First-class product Al2O3:*6%min; Fe: 0.**5%max; PH:3.0min Water Insolubles:0.1%max. As:0.***5%max; Pb:0.**2%max. Grain size:*5mm max(Flakys) Type 3: Al2O3:*7%min; Fe: 0.**5%max; PH:3.0min Water Insolubles:0.1%max. As:0.***5%max; Pb:0.**2%max. Grain size:*5mm max(Flakys) Uses : Aluminium sulfate is an industrial chemical used as aflocculating agent in the purification of drinking water and waste water treatment plants, and also in paper manufacturing. In water purification, it causes impurities to coagulate which are removed as the particulate settles to the bottom of the container or more easily filtered. This process is called coagulation or flocculation. Contact: sufieer(at)sanfengchem(dot)com