Caltest Inorganic Methods
- EPA 200.8/1638 Low Level Metals by ICP/MS (Total or Dissolved)
- EPA 200.8 Collision Mode and/or Reaction Cell Mode for Low Level Metals (Total or Dissolved)
- EPA 1631 Ultra Trace Level Mercury by Atomic Fluorescence, Reporting Limit 0.0005 ug/L (Total or Dissolved)
- EPA 1630 Methyl Mercury, Reporting Limit 0.05 ng/L (Total or Dissolved)
- EPA 245.1 Mercury, Low-level Reporting Limit 0.05 ug/L, Regular Reporting Limit 0.2 ug/L
Wet Chemistry (not all capabilities listed):
- Cyanide (Total or WAD) by SM4500-CN E/I, Reporting Limit 3 ug/L (1 ug/L Low Level RL avail upon request)
- Phenols (Total) by EPA 420.4, Reporting Limit 5 ug/L
- Oil and Grease by EPA 1664, Reporting Limit 5 mg/L (Total and/or Hydrocarbons)
- Hexavalent Chromium (CrVI) by SM3500-CR D (18th edition), Reporting Limit from 2-10 ug/L
- Anions by IC (Cl, F, SO4, NO3) by EPA 300.0
- Alkalinity (Total, Bicarbonate, Carbonate and Hydroxide) by SM2320B
- Ammonia (as Nitrogen) by EPA 350.2/SM4500-NH3 C
- Biochemical Oxygen Demand (BOD) by EPA 405.1/SM5210B
- Chemical Oxygen Demand (COD) by EPA 410.4
- MBAS (Foaming Agents/Surfactants) by EPA 425.1/SM5540C
- Nitrite as Nitrogen by EPA 354.1/SM4500-NO2 B
- Nitrate + Nitrite as Nitrogen by EPA 353.2
- Total Kjeldahl Nitrogen (TKN) by EPA 351.3/SM4500-NH3 C
- Phosphorus (Total / Dissolved / Ortho) by EPA 365.2/SM4500-P E, Reporting Limit down to 0.01 mg/L
- Total Solids (by percent) by EPA 160.3/SM2540B
- Total Suspended Solids (TSS) by EPA 160.2/SM2540D
- Total Dissolved Solids (TDS) by EPA 160.1/SM2540C
- Total Settleable Solids by EPA 160.5/SM2540F
- Total Volatile Solids/Volatile Suspended Solids by EPA 160.4
- Sulfide (Total or Dissolved) by EPA 376.2/SM4500-S D
- Total Organic Carbon (TOC) by EPA 415.1/SM5310B
- Dissolved Organic Carbon (DOC) by EPA 415.1/SM5310B
- Note: all dissolved analyses need 0.45 micron filtration prior to analysis.
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