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Region 9 Laboratory SOP 205

Preparation of Organic-free Method Blank Water

Summary

This standard operating procedure (SOP) describes the preparation of VOC-free water suitable for use in standards analysis, sample analysis, sample dilution, laboratory blank analysis, and soil analysis for all volatile organic analyses in the EPA Region 9 laboratory.

This SOP provides specific instructions for the preparation of VOC-free blank water in the Region 9 volatile organics laboratory.

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