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Ferric sulfate

CAS number : 10028-22-5

Molecular weight :399.88

Molecular formula/chemical symbol :Fe2(SO4)3

Description :

Gray or light yellow powder, hygroscopic, aqueous solution is acid reaction. Light sensitive. Dissolve in water slowly, but in the water when trace ferrous sulfate solution quickly, slightly soluble in ethanol, almost insoluble in acetone and ethyl acetate. In aqueous solution hydrolysis slowly. Heat to 480 ℃ decomposition. Goods are usually about 20% water is light yellow. With nine molecules of water of crystallization. 175 ℃ lost 7 molecular crystal water.

USES :

For making pigment, drugs, and used as a mordant, applicability, etc.; Used as lron inorganic polymer flocculant, mainly for urban drinking water and industrial water supply; Used for analysis reagent, applicability, iron catalysts and mordant.

Keywords:Surface treatment chemicals

Report :

Product name

ferric sulfate

CAS: 10028-22-5

Apearance

Gray or light yellow powder

chemical formula

Fe2(SO4)3

items

analytically pure(AR)

chemically pure (CP)

content(Fe) %

21.0-23.0

21.0-23.0

undissolved substance,%  ≤

0.01

0.02

cl ,% ≤

0.002

0.005

(NO3),%

qualified

qualified

Alkali and alkaline earth metal (in sulfate meter), or less

0.1

0.25

(Fe2+)%

0.1

0.25

(Cu),%   ≤

0.005

0.01

(Zn),%    ≤

0.005

0.02

(As),%     ≤

0.0005

0.001