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Inorganic Salts

Ammonium Ferric Sulphate Dodecahydrate Extra Pure

RA000564 CAS 7783-83-7 Extra Pure

Identity

Product code
RA000564
CAS number
7783-83-7
Grade
Extra Pure
Purity
98%
Molecular formula
NH4Fe(SO4)2.12H2O
Molecular weight
482.19

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour Pale violet crystals —
Odour Odorless —
pH value 1 —
Melting point/ Freezing point [°C] 39 - 41 °C °C
Density [g/cm3] 1.71 g/cm3 g/cm3
Solubility in water [% weight] 482.2 g/L g/L

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit Method
Appearance Pale violet crystals — —
Assay 98 - 101 % % iodometric
Chloride (Cl) Max 0.002 % % —
Zinc (Zn) Max 0.005 % % —
Lead (Pb) Max 0.002 % % —
Iron II Fe(II) Max 0.002 % % —
Copper (Cu) Max 0.002 % % —
Substance not precepitated by NH3 Max 0.1 % % —

4 grades of this substance are listed. Each grade is a separate product with its own specifications, pack sizes and documents.

Packaging

Pack size SKU
25 kg RA000564-PK-25KG
500 g RA000564-PK-500G
50 kg RA000564-PK-50KG