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PDFWAC 173-481-160

Sampling and analysis.

Sampling and analysis shall be in accordance with techniques approved by and on file with the department. Other sampling and methods of analysis which are equivalent in accuracy, sensitivity, reproducibility and applicability under similar conditions may be used after approval by the department.
[Statutory Authority: Chapter 70.94 RCW. WSR 87-19-073 (Order 87-21), ยง 173-481-160, filed 9/16/87.]
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