EPA Methods

EPA Method 1631, Revision E:
Mercury in Water by Oxidation, Purge and Trap and Cold Vapor Atomic Fluorescence Spectrometry

EPA Method 1631, Appendix to Revision B:
Total Mercury in Tissue, Sludge, Sediment, and Soil by Acid Digestion and BrCl Oxidation

EPA Method 1632, Revision A:
Chemical Speciation of Arsenic in Water and Tissue by Hydride Generation Quartz Furnace Atomic Absorption Spectrometry

EPA Method 1638:
Determination of Trace Elements in Ambient Waters by Inductively Coupled Plasma – Mass Spectrometry

EPA Method 1640:
Determination of Trace Elements in Water by Preconcentration and Inductively Coupled Plasma-Mass Spectrometry

EPA Method 1669:
Sampling Ambient Water for Trace Metals at EPA Water Quality Criteria Levels

EPA Method 30B:
Determination of Total Vapor Phase Mercury Emissions From Coal-Fired Combustion Sources using Carbon Sorbent Traps