Iron (III) Ammonium Sulfate


Product # 2047
Name Iron (III) Ammonium Sulfate
Synonyms Ammonium iron alum, Ammonium ferric sulfate dodecahydrate. Iron ammonium alum, Ferric Ammonium Sulfate
Formula FeNH4(SO4)2.12H2O
Purity ACS
CAS Number 10045-89-3
Molecular Weight 482.19
Color & Form Pale purple solid
Melting Point 39-41° C
Specific Gravity 1.71 gm/ml
Solubility Soluble


250 gm $30.00
1 kg $70.00
  • For other quantities or purities not listed, please request a quotation. We can offer many items in bulk or custom packaging.
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Transportation Information Not a dangerous good
Pictogram Pictogram: Irritant 
Signal Word Warning
Hazardous Statements

H315  Causes skin irritation.

H319  Causes serious eye irritation.

Precautionary Phrases

P264  Wash hands thoroughly after handling.

P280  Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352  IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338  IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

P362  Take off contaminated clothing and wash before reuse.

Detailed Safety and Handling Information can be found on our Safety Data Sheet (SDS).

Featured Element: Bismuth

Bismuth is a brittle crystalline which is slightly pinkish in its elemental form.

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