Standard Reference Material 1632d Trace Elements in Coal (Bituminous) - This Standard Reference Material (SRM) is intended primarily for use in the evaluation of techniques used...

SRM 2683c Bituminous Coal (Nominal Mass Fraction 2 % Sulfur) - This Standard Reference Material (SRM) is intended primarily for use in the evaluation of techniques employed in...

The USGS, in collaboration with other federal and state government agencies, industry, and academia, is conducting the National Geochemical Survey (NGS) to produce a body of...

References contained in this database are from Bibliography on Atomic Energy Levels and Spectra, NBS Special Publication 363 and Supplements, as well as current references since...

Copper is widely used in drinking water premise plumbing system materials. In buildings such as hospitals, large and complicated plumbing networks make it difficult to maintain...

Equivalent effective stratospheric chlorine for the Antarctic and Southern Hemisphere mid-latitudes derived from global measurements of all the major ozone-depleting substances....

October monthly average total-column ozone values for Halley station for 1957–2015. Ozone data from British Antarctic Survey. Further information available from...

The latest stream sediments data from the Tellus project, managed by the Geological Survey Ireland. A total of 52 major and trace elements in 9,471 stream sediment samples were...