AMMONIUM FERRIC SULPHATE DODECAHYDRATE

AMMONIUM FERRIC SULPHATE DODECAHYDRATE AR/ACS

Ammonium iron (III) sulphate dodecahydrate

Article No.

01180

Grade

AR/ACS

Purity

98.5%

CAS No.

7783-83-7

Molecular Formula

NH₄Fe(SO₄)₂.12H₂O

Molecular Weight

482.19

H.S. Code

2833.2990

Shelf Life

60 Months

MSDS

Certificate of Analysis (COAs)

Physical state at 20 °C

Solid

Colour

Pale violet crystals

Odour

Odorless

pH value

Melting point/ Freezing point [°C]

39 - 41 °C

Density [g/cm3]

1.71

Solubility in water [% weight]

482.2 g/l at 20 °C

Appearance	Pale violet crystals
Assay (iodometric)	98.5 - 102%
Insoluble matter	Max 0.01%
Chloride (Cl)	Max 0.001%
Ferrous ion (Fe2+)	Passes test (about 0.001%)
Nitrate (NO3)	Max 0.01%
Calcium (Ca)	Max 0.01%
Magnesium (Mg)	Max 0.005%
Potassium (K)	Max 0.005%
Sodium (Na)	Max 0.02%
Copper (Cu)	Max 0.003%
Zinc (Zn)	Max 0.003%
Substance not precepitated by NH3 (as SO4)	Max 0.05%

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319
Precaution Statement: P305 + P351 + P338

Revision Date : 04-Oct-2022