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
  The 3d structure may be viewed using Java or Javascript.
• Isotopologues:
  • Deuterium oxide
  • Water-t
  • Water-d
  • Water-t₂
  • Water
  • Deuterium oxide
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Gas phase ion energetics data
• Options:
  • Switch to SI units

Phase change data

Go To: Top, References, Notes

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

Go To: Top, Phase change data, Notes

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

Go To: Top, Phase change data, References

• Symbols used in this document:
  

  Tfus	Fusion (melting) point

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
• Customer support for NIST Standard Reference Data products.