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SW-846 Test Method 4015: Screening for 2,4-Dichlorophenoxyacetic Acid by Immunoassay

This document explains the procedure for screening soils and aqueous matrices to determine whether 2,4-dichlorophenoxyacetic acid (2,4-D) [Chemical Abstracts Service (CAS) Registry 94-75-7] is likely to be present.

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