NECi's method officially published in Federal Register!!!

Aug 30,2017 / Updates

View the official ruling from the Environmental Protection Agency HERE. (PDF version)


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MUR Pending

Nov 5,2015 / Updates

No negative comments were received during the extended public comment period on the nitrate reductase method for nitrate/nitrite analysis under CWA 40 Part 136.  The U.S. EPA Methods Update Rule is currently pending publication, and Case No.

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