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USGS NAWQA Constituents - Radionuclides and stable isotopes

Parameter Name Parameter
Code		 CAS
Number
Radon-222 82303 14859-67-7
Tritium 07000 10028-17-8
Oxygen-18/oxygen-16 82085 -
Deuterium/protium 82082 -

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 U.S. Department of the Interior, U.S. Geological Survey
 Contact for NAWQA: nawqa_whq@usgs.gov
 Maintainer: James Ulrich- julrich@usgs.gov
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