20890 Sigma-Aldrich


purum p.a., for metal reduction, 99.99%, granular

  • CAS Number 7440-43-9

  • Empirical Formula (Hill Notation) Cd

  • Molecular Weight 112.41

  •  Beilstein Registry Number 8137359

  •  EC Number 231-152-8

  •  MDL number MFCD00010914

  •  PubChem Substance ID 329752050



Related Categories Cadmium, Catalysis and Inorganic Chemistry, Chemical Synthesis, Materials Science, Metal and Ceramic Science,
grade   for metal reduction
grade   purum p.a.
assay   99.99%
form   granular
resistivity   7.27 μΩ-cm, 22°C
impurities   iron, none detected
bp   765 °C(lit.)
mp   320.9 °C(lit.)
density   8.65 g/mL at 25 °C(lit.)
cation traces   Fe: ≤20 mg/kg


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Signal word 
Hazard statements 
UN 2570 6.1/PG 1
WGK Germany 

Frequently Asked Questions

What is the particle size range for Product 20890, Cadmium?
Product 20890, Cadmium is composed of irregular pieces in the range of 7-15 mm.
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If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis. These documents are located on the product detail page under Useful Links & Tools. Click on the following link to search for a Certificate of Analysis. Please click the following link to see the details on our Product Dating Information.
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