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Ironless aluminium sulphate
 
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1.Specification

Standard: HG/T 2225-2001 and HG/T 2227-2004

Items

Specifications

Low Ferrous/Low Iron

Non-Ferrous/Iron-free

First Class

Qualified

First Class

Qualified

Al2O3 % ≥

15.8

15.6

17

16

Ferrous(Fe )% ≤

0.5

0.7

0.005

0.01

Water Insolube % ≤

0.1

0.15

0.1

0.15

PH (1% aqueous solution) ≥

3.0

3.0

3.0

3.0

Arsenic(As) %≤

 0.0005

 0.0005

0.0005

0.0005

Heavy metal (Pb) %≤

 0.002

 0.002

0.002

0.002

 

2.Chemical and Physical Properties  

 

Product name: Aluminium Sulphate or Aluminum Sulfate

 

Shape: Flakes or Granular or Powder.

 

EINECS NO.:233-135-0

 

CAS No.: 10043-01-3

 

HS.Code: 28332200

 

Molecular Formula: Al2(SO4)3

 

3.Application 

 

Water effluent treatment system
It's used for purification of drinking water and wastewater treatment by settling of impurities by 

 

means of precipitation and flocculation.

 

Paper Industry
It helps in sizing of paper at neutral and alkaline pH, thus improving paper quality (reducing spots 

 

and holes and improving sheet formation and strength) and sizing efficiency.

 

Textile Industry 
It is used for color fixing in Naphthol based dyes for cotton fabric.

 

Other Uses
Leather tanning, lubricating compositions, fire retardants; decolorizing agent in petroleum, deodorizer; food additive; firming agent; dyeing mordant; foaming agent in firefighting foams; fireproofing cloth; catalyst; pH control; waterproofing concrete; aluminum compounds, zeolites etc.

 

 
Water-treatment aluminium sulphate
Aluminium sulphate Powder