Colorado Department of Labor and Employment (CDLE)
OPS
Division of Oil and Public Safety

Colorado Department of Public Health and Environment (CDPHE)
Interpreting Water Test Results

EPA Hazardous Waste Test Methods
SW846

National Pollutant Discharge Elimination System (NPDES)
NPDES

EPA method 200.7 for ICP-AES and Appendix B ‘Definition and Procedure for the Determination of the Method Detection Limit’.
40 CFR Part 136

EPA method 200.8 for ICP-MS. The QC protocol of 200.7 and 200.8 c0mbined is a good fit for filling in the QC requirement blanks of SW846 Methods 6010 (ICP-AES) and 6020 (ICP-MS). Also contains a good sample prep protocol for drinking, ground, and waste water; exclusive of mercury.
EPA Method 200.8