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Ammonium iron(III) sulfate dodecahydrate

SIGALD/221260 - ACS reagent, 99%

Synonym: Ammonium ferric sulfate dodecahydrate

CAS Number: 7783-83-7
Empirical Formula (Hill Notation): H4FeNO8S2 · 12H2O
Molecular Weight: 482.19
EC Number: 233-382-4
MDL Number: MFCD00150004
Linear Formula: NH4Fe(SO4)2 · 12H2O
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-221260-25G 25 g
 $58.10
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45-221260-500G 500 g
 $193.00
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45-221260-2.5KG 2.5 kg
 $552.00
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This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 221260-2.5KG
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 221260-500G

 

anion traces chloride (Cl-): ≤0.001%
  nitrate (NO3-): ≤0.01%
assay 98.5-102.0% (ACS specification)
  99%
cation traces Cu: ≤0.003%
  Fe2+:, passes test (limit about 0.001%)
  Zn: ≤0.003%
form crystals
grade ACS reagent
impurities ≤0.01% insolubles
  ≤0.05% not NH4OH pptd.
InChI 1S/Fe.H3N.2H2O4S.12H2O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;1H3;2*(H2,1,2,3,4);12*1H2/q+3;;;;;;;;;;;;;;;/p-3
InChI key LCPUDZUWZDSKMX-UHFFFAOYSA-K
mp 39-41 °C (lit.)
pH 1 (25 °C, 482.2 g/L)
Quality Level 200 
reaction suitability reagent type: catalyst
core: iron
SMILES string N.O.O.O.O.O.O.O.O.O.O.O.O.[Fe+3].OS([O-])(=O)=O.[O-]S([O-])(=O)=O
storage temp. 2-8°C
Application: Ammonium ferric sulfate dodecahydrate may be used as a catalyst to synthesize:
• Isoamyl acetate from acetic acid and isoamyl alcohol.
• 2-Amino-5-(5-nitro-2-thienyl)-1,3,4-thiadiazole from 5-nitrothiophene-2-carboxaldehyde thiosemicarbazone via oxidative cyclization.
Packaging: 2.5 kg in glass bottle
Packaging: 25, 500 g in glass bottle
Symbol GHS05  GHS05
Signal word Danger
Hazard statements H318
Precautionary statements P280 - P305 + P351 + P338
Hazard Codes Xi
Risk Statements 36/38
Safety Statements 26-36/37
RIDADR NONH for all modes of transport
WGK Germany WGK 1
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity 98.5-102.0% (ACS specification); 99%
mp 39-41 °C (lit.)
Storage Temp. 2-8°C
UNSPSC 12352300

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