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Substance Name: Zirconium
RN: 7440-67-7
UNII: C6V6S92N3C
InChIKey: QCWXUUIWCKQGHC-UHFFFAOYSA-N

Note

  • A rather rare metallic element with atomic number 40, atomic weight 91.224, and symbol Zr.

Classification Codes

  • TWA 5 mg/m3
  • TWA 5 mg/m3; STEL 10 mg/m3; Not classifiable as a human carcinogen

Molecular Formula

  • Zr

Molecular Weight

  • 91.224
 

Names and Synonyms

Name of Substance

  • Zirconium

MeSH Heading

  • Zirconium

Synonyms

  • EC 231-176-9
  • EINECS 231-176-9
  • HSDB 2528
  • UNII-C6V6S92N3C
  • Zircat
  • Zirconium
  • Zirconium metal, dry, chemically produced, finer than 20 mesh particle size (UN2008)

Systematic Name

  • Zirconium

Superlist Names

  • UN1358
  • UN1932
  • UN2008
  • UN2009
  • UN2858
  • Zirconium
  • Zirconium and compounds
  • Zirconium compounds
  • Zirconium powder
  • Zirconium powder, dry
  • Zirconium powder, dry [UN2008] [Spontaneously combustible]
  • Zirconium powder, wetted with not <25% water (a visible excess of water must be present) (a) mechanically produced, particle size <53 microns, (b) chemically produced, particle size <840 microns
  • Zirconium powder, wetted with not <25% water (a visible excess of water must be present) (a) mechanically produced, particle size <53 microns, (b) chemically produced, particle size <840 microns [UN1358] [Flammable solid]
  • Zirconium scrap
  • Zirconium scrap [UN1932] [Spontaneously combustible]
  • Zirconium, dry, coiled wire, finished metal sheets, strip (thinner than 254 microns but not thinner than 18 microns)
  • Zirconium, dry, coiled wire, finished metal sheets, strip (thinner than 254 microns but not thinner than 18 microns) [UN2858] [Flammable solid]
  • Zirconium, dry, finished sheets, strip or coiled wire
  • Zirconium, dry, finished sheets, strip or coiled wire [UN2009] [Spontaneously combustible]
  • Zirconium, elemental

Registry Numbers

CAS Registry Number

  • 7440-67-7

FDA UNII

  • C6V6S92N3C

Other Registry Numbers

  • 141631-74-5
  • 141631-75-6
  • 141631-77-8
  • 182260-46-4

System Generated Number

  • 0007440677

Structure Descriptors

InChI

1S/Zr

InChIKey

QCWXUUIWCKQGHC-UHFFFAOYSA-N

Smiles

[Zr]