Is the Hach Method 8028 test EPA approved?

Document ID

Document ID TE1109

Published Date

Published Date 02/05/2019
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Question
Is the Hach Method 8028 test EPA approved?
Summary
Method 8028 approval type
Answer
Hach Method 8028 for Surfactants, Anionic (Detergents) is not EPA Approved.  The crystal violet method is similar to the EPA procedure for surfactants. The same standard is used, but with a different indicator.

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