Actions for Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--comparison of a nitric acid in-bottle digestion procedure to other whole-water digestion procedures [microform]
Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--comparison of a nitric acid in-bottle digestion procedure to other whole-water digestion procedures [microform] / by John R. Garbarino and Gerald L. Hoffman
Microfiche. [Denver, Colo. : U.S. Geological Survey, 2000?] 1 microfiche.
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