non-ferric flake 17% Aluminium Sulphate flakes

详情

Name: non-ferric flake *7% Aluminium Sulphate
1.Shape: Flakes or Granular or Powder.
2.EINECS NO ********0
3.CAS No *********3
4.HS.Code *******0
5.Molecular Formula Al2(SO4)3
6.Appearance :Gray flakes, powder, granular
It is white or grey flake,particle or massive crystallization
Apt to cake after moisture absorption when laid in air for a long time.A little green because of Fe2+ ,yellow when Fe2+ is oxided to Fe3+.Soluble in water easily,and water solution is acid

Specification:

    ITEM                 Aluminium Sulphate       Ironless   Aluminium Sulphate

Al2O3 Content, %≥            *5.***7                       *7

As2O3, %≤                     0.*1                       0.***5

Fe2O3, %≤                     0.*5                        0.**5

Free Acid, %≤                 None                        None

Water Insoluble, %≤           0.1                         0.1

Usage: Treatment for the drinking water and water for industrial use. Also used in papermaking, printing and dye, tanning leather, fire-fighting equipment, drug and wood preservation, etc.

7.Applications:
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.

8.Shipped in 5 days after payment