Water-¹⁸O

• Formula: H₂¹⁸O
• Molecular weight: 20.01504
• IUPAC Standard InChI: InChI=1S/H2O/h1H2/i1+2 Copy

  
• IUPAC Standard InChIKey: XLYOFNOQVPJJNP-NJFSPNSNSA-N Copy
• CAS Registry Number: 14314-42-2
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Isotopologues:
  • Deuterium oxide
  • Water-t
  • Water-d
  • Water-t₂
  • Water
  • Deuterium oxide
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• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Gas phase ion energetics data
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Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Steckel and Szapiro, 1963
Steckel, F.; Szapiro, S., Physical Prop. of Heavy Oxygen Water Part 1. Density and Thermal Expansion, Trans. Faraday Soc., 1963, 59, 331-43. [all data]

Notes

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• Symbols used in this document:
  

  Tfus	Fusion (melting) point

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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