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  2. Clean Water Act Analytical Methods

Approved CWA Test Methods for Pharmaceutical Pollutants

The methods were promulgated under Clean Water Act section 304(h) and incorporated by reference at 40 CFR 136.3, Table I-F. The methods are approved for use with the Pharmaceutical Manufacturing Effluent Guidelines, 40 CFR Part 439.

  • 1624C: Volatile Organic Compounds by Isotope Dilution GCMS (pdf) (644.32 KB, 1990)
  • 1625C: Semivolatile Organic Compounds by Isotope Dilution GCMS (pdf) (794.85 KB, June 1989)
  • 1666: Volatile Organic Compounds Specific to the Pharmaceutical Manufacturing Industry by Isotope Dilution GC/MS; Rev. A (pdf) (284.28 KB, July 1998)
  • 1667: Formaldehyde, Isobutyraldehyde, and Furfural by Derivatization Followed by High Performance Liquid Chromatography; Rev. A (pdf) (158.82 KB, July 1998)
  • 1671: Volatile Organic Compounds Specific to the Pharmaceutical Manufacturing Industry by GC/FID (pdf) (148.88 KB, July 1998)

Clean Water Act Analytical Methods

  • PFAS Methods
  • Methods Update Rules
  • Approved Chemical Methods
    • Inorganic Non‑Metals
    • Metals
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  • Approved Microbiological Methods
    • Wastewater & Sewage Sludge
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  • Approved WET Methods
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  • Approved Radiochemical Methods
  • Approved Industry-Specific Methods
  • Other CWA Methods: Chemical
  • Other CWA Methods: Microbiological
  • Other CWA Methods: Biosolids
  • Alternate Test Procedures
  • Regulatory History
Contact Us about CWA Analytical Methods
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Last updated on September 18, 2024
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