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Quality assurance manual for the Branch of Geochemistry, U.S. Geological Survey

January 1, 1990
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This document constitutes the Quality Assurance Manual for the Branch of Geochemistry, U.S. Geological Survey. The manual describes the procedures for handling, sample preparation, analytical methods, use of instrumentation, written documentation, etc. to be followed in the laboratory.

Citation Information

Publication Year 1990
Title Quality assurance manual for the Branch of Geochemistry, U.S. Geological Survey
DOI 10.3133/ofr90668
Publication Type Report
Publication Subtype USGS Numbered Series
Series Title Open-File Report
Series Number 90-668
Index ID ofr90668
Record Source USGS Publications Warehouse