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Chloride
 
 
 

 

 
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Product Name :Aluminum sulfate octadecahydrate


Category:SulphateSulfate

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molecular formula: Al2(SO4)3·18H2O

CAS: 7784-31-8

Appearance:

White crystal powder

Properties:

White crystalline or crystalloid powder, 86.5 ℃ losing some gesso, 250 ℃ lost all gesso, forming white powder. About 600 ℃ decomposition generated three alumina. Soluble in water, insoluble in alcohol. Become acidic aqueous solution.

Use:

Analytics reagents. Also used as mordant water-proofing agent, grease decoloring agents and used in leather, paper, pharmaceutical industry.

 

Details:

Test item

Specification

Reagent grade

Pharmaceutical grade

Appearance

Conform

Conform

Assay [Al2(SO4)3·18H2O]/%

≥99.0

≥99.0

Clarify degrees test

Conform

Conform

Water insoluble/%

≤0.02

≤0.05

Chloride (Cl)/%

≤0.002

≤0.01

Ammonium salt (NH4)/%

≤0.005

≤0.02

Sodium (Na) /%

≤0.005

≤0.015

Ferric (Fe)/%

≤0.003

≤0.01

Heavy metal (Pb)/%

≤0.001

≤0.002

Alkali metal and alkaline metal /%

≤0.25

≤0.5

We supply reagent grade industrial grade. If you are interested in our products please me.

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