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Thermal conductimetric determination of submilligram amounts of total water in silicate and carbonate minerals

March 1, 1974

A simple and rapid method was developed for determining sub milligram amounts of total water in silicate and carbonate minerals. Powdered samples are fused by heating with sodium tungstate vanadium pentoxide flux in a Vycor combustion tube, and the evolved water vapor is absorbed on silica gel. After the water collection, the silica gel is heated at a controlled rate, and the released water vapor, carried by helium, is detected by thermal conductivity.

Publication Year 1974
Title Thermal conductimetric determination of submilligram amounts of total water in silicate and carbonate minerals
Authors John Marinenko
Publication Type Article
Publication Subtype Journal Article
Series Title Journal of Research of the U.S. Geological Survey
Index ID 70232374
Record Source USGS Publications Warehouse