Iron-free aluminium sulfate

Product Specification

Molecular Formula: AL,(SO,),xH,O. 

Molecular Weight: 342.1 S(AL,(SO,)) 

Appearance: Solid is white flake, granular or powder. Liquid is colorless and transparent. 

Property: Its specific gravity is 1.69. It can easily absorb moisture and agglomerate. Its dehydration temperature is 86.5°C. It is soluble in water, acid and alkali, insoluble in alcohol and its aqueous solution is acidic with characteristic flavor of both acid and astringent. Heated to 530°C, it begins to resolve and stop at 860°C, the final decomposition product is r-AL,O,. 

APPLICATION 

It is mainly used in water treatment, fine paper, processing of Ulanium dioxide, catalyst carrier, fire-fighting foam, flame retardant of insulation material, refractory additives, and raw materials of artificial gem. 

PACKING

Solid: 50kg/25kg PP/PE bags. Liquid: Chemical drums or tank truck. 

Specification




Items

High Grade

Qualified

Liquid

Apperance

White Flake/Granular/Powder

Al2O3%

17.0

15.8

7.6

Fe%

0.005

0.005

0.0025

PH

3.0

3.0

3.0

Water Insoluble%

0.1

0.1

0.1

Pb%

0.001

0.001

0.0005

As%

0.0004

0.0004

0.0002

Hg%

0.00002

0.00002

0.00001

Cr%

0.001

0.001

0.0005

Cd%

0.0002

0.0002

0.0001

Size

0-15mm/2-5mm/1-3mm