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09707 Sigma-Aldrich

Ammonium chromate

BioUltra, ≥99.0% (RT)

Synonym: Chromic acid ammonium salt

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Properties

InChI Key   FEIXNIOTSKFSAZ-UHFFFAOYSA-L
product line   BioUltra
assay   ≥99.0% (RT)
impurities   insoluble matter, passes filter test
pH   7.0-8.5 (25 °C, 1 M in H2O)
solubility   H2O: soluble1 M at 20 °C, clear, yellow
density   1.91 g/mL at 25 °C(lit.)
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤100 mg/kg
cation traces   Ca: ≤50 mg/kg
  Cd: ≤10 mg/kg
  Co: ≤10 mg/kg
  Cu: ≤10 mg/kg
  Fe: ≤20 mg/kg
  K: ≤50 mg/kg
  Mg: ≤10 mg/kg
  Mn: ≤10 mg/kg
  Na: ≤50 mg/kg
  Ni: ≤20 mg/kg
  Pb: ≤50 mg/kg
  Zn: ≤50 mg/kg
absorption   absorption1M/, H2O no transmittance (UV)

Description

Application

Ammonium chromate has been used to study the α-annealing of recoil atoms in chromates. Ammonium chromate has also been used to report the kinetics of decomposition as well as the thermal decomposition products of ammonium chromate.

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Safety & Documentation

Safety Information

Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN 3085 8(5.1) / PGII
WGK Germany 
3
RTECS 
GB2880000

Documents

Certificate of Analysis

Protocols & Articles
Peer-Reviewed Papers
15

References

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216038 Ammonium chromate, 98%

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