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Lab Chemicals
Inorganic Salts
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
NH
4
Fe(SO
4
)
2
.12H
2
O
Molecular Weight
482.19
H.S. Code
2833.2990
Shelf Life
60 Months
MSDS
DE
EN
FR
KO
PT
ES
TH
TR
Certificate of Analysis (COAs)
Physical Properties
Physical state at 20 °C
Solid
Colour
Pale violet crystals
Odour
Odorless
pH value
1
Melting point/ Freezing point [°C]
39 - 41 °C
Density [g/cm3]
1.71
Solubility in water [% weight]
482.2 g/l at 20 °C
Packings
500 g
(00500)
25 Kg
(0025K)
50 Kg
(0050K)
Specifications
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%
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319
Precaution Statement: P305 + P351 + P338
Revision Date :
04-Oct-2022