Coagulants

Aluminium sulphate (CAS No. 10043-01-3)

 

Introduction:

Molecular Formula:Al2(SO4)3·18H2O

Molecular Weight:342.15

Appearance:White flake or power

 

Properties

  • It is widely used for the drinking water treatment, process water purification and industrial waste water treatment.
  • It can be lead to quick formation of flock with big size and rapid precipitation.
  • Dosing excessive won’t have side effects, easy operation management of water making equipment and piping without corroddent function.

 

Specifications

ITEM

INDEX

For drinking water

For industrial water

Liquid

Solid

Liquid

Solid

Al2O3,%               ≧

7.8

15.6

7.8

15.6

PH(1% water solution)   ≧

3.0

Insoluble substance,%    ≦

0.15

Fe,%                  ≦

0.25

0.50

0.25

0.50

Cd,%                  ≦

0.0001

0.0002

_

Hg,%                 ≦

0.00001

0.00002

_

Cr6+,%                ≦

0.0005

0.001

_

As,%                 ≦

0.0002

0.0004

_

Pb,%                 ≦

0.0005

0.001

_


Application Method & Notes

  • The liquid product can be dosed directly or dosed after dilution. Dilution is necessary before dosing for the solid product. The normal dilution ratio for solid product is 2%-20%, and 5%-50% for the liquid product (based on weight percentage) The consumption demand for the effluent treatment should be based on the actual effluent quality.   
  • This product has a sweet taste, non-flammable, has excitant and certain corrosive to eyes, mucous membrane, have certain stimulation, the operator on during operations, should wear protective gear.
  • The product can’t be stored with other chemicals.
  • We provide special tanks for transportation to the clients. The solid product is packed in inner plastic bags and further in polypropylene woven bags, with each bag containing 25Kg.
  • The shelf life is six months for liquid product and year for the solid product. The product should be stored in a dry and ventilated place, but the effect will not be affected even if it gets wet.