Documents related to the final Methods Update Rule (August 2017).
- Fact Sheet: Final Clean Water Act Methods Update Rule for the Analysis of Effluent (PDF)(1 pg, 124 K, August 2017, 821-F-17-001)
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Validation of SPE Products and Associated Procedures with EPA Method 625.1 (PDF)(8 pp, 200 K,
December 2016,
821-R-16-020)
Summarizes the requirements for laboratories to utilize solid-phase extraction (SPE) as an extraction technique in EPA Method 625.1.