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CAS No 10138-04-2 , Ammonium iron (III) sulfate

  • Name: Ammonium iron (III) sulfate
  • Synonyms: Ammonium ferricsulfate;Ammonium iron (III) sulfate;Ammoniumiron sulfate (NH4Fe(SO4)2) (6CI); Monoammonium ferric disulfate; Ammonium ferric sulfate (NH4Fe(SO4)2); Ferricammonium alum; Ferric ammonium sulfate; Ironammonium disulfate; Ammonium ferric alum; Ferriammonium sulfate; Ammonium iron bis(sulfate); Ammonium iron sulfate; Ferric ammonium disulfate;Ammonium iron disulfate;
  • CAS Registry Number:
  • Transport: UN 3264
  • Melting Point: 40 C
  • Water Solubility: Soluble.
  • Safety Statements: R36/38,
  • Hazard Symbols: Xi:Irritant;
  • EINECS: 233-382-4
  • Molecular Weight: 266.01
  • InChI: InChI=1/Fe.H3N.2H2O4S/c;;2*1-5(2,3)4/h;1H3;2*(H2,1,2,3,4)/q+3;;;/p-3
  • Risk Statements: S26,
  • Molecular Formula: Fe?NH4?(SO4)2
  • Molecular Structure:CAS No:10138-04-2 Ammonium iron (III) sulfate

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10138-04-2 Ammonium iron (III) sulfate

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References of Ammonium iron (III) sulfate
Title: Ammonium Ferric Sulfate
CAS Registry Number: 10138-04-2
Synonyms: Ferric ammonium sulfate
Molecular Formula: FeH4NO8S2
Molecular Weight: 266.01
Percent Composition: Fe 20.99%, H 1.52%, N 5.27%, O 48.12%, S 24.11%
Line Formula: NH4Fe(SO4)2
Literature References: Prepn: Gmelins, Iron (8th ed.) 59, part B, pp 1010-1018 (1932).
 
Derivative Type: Dodecahydrate
Synonyms: Ferric alum; iron alum
Properties: Colorless to pale-violet, transparent, efflorescent, octahedral crystals. Odorless; acid styptic taste. mp ~37°; d 1.71. Very sol in water; practically insol in alcohol; pH of 0.1M aq soln 2.5.
Melting point: mp ~37°
Density: d 1.71
 
Use: As analytical reagent; mordant in dyeing and printing textiles.
Therap-Cat: Astringent, styptic.
Keywords: Astringent.