Mercury Research Laboratory

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USGS
June 1, 2021

Analysis of HgT in Sediments, Soils and Plants Brooks-Rand MERX

Analysis of Total Mercury in Sediments, Soils, and Plants by Cold Vapor Atomic Fluorescence Detection with the Brooks-Rand “MERX” Automated Mercury Analytical System.

The following standard operating procedure (SOP) is used by the U.S. Geological Survey’s Mercury Research Laboratory (MRL) to determine total mercury (HgT) concentrations in sediments, soils, and

USGS
June 1, 2021

MeHg in solids by distillation, isotope dilution, Brooks-Rand ICPMS

Analysis of Methylmercury in Solids by Distillation, Gas Chromatography Separation, and Speciated Isotope Dilution Mass Spectrometry.

The following standard operating procedure (SOP) is used by the U.S. Geological Survey’s Mercury Research Laboratory (MRL), and describes the preparation of soil, sediment, and plant matter by distillation and subsequent analysis