Are Hach methods for Total Nitrogen EPA compliant?

Document ID

Document ID TE1119

Published Date

Published Date 12/17/2021
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Question
Are Hach methods for Total Nitrogen EPA compliant?
Summary
EPA approval of Total Nitrogen methods.
Answer
Total nitrogen is not a parameter that is regulated by the EPA. So there are no approved methods.

However, the  sTKN Method 10242 is USEPA Approved and includes results for Total Nitrogen.


 

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