View all text of Subjgrp 332 [§ 201.58a - § 201.58d]
§ 201.58c - Detection of captan, mercury, or thiram on seed.
The bioassay method may be used according to the procedure given in Association of Official Seed Analysts, Handbook No. 26, “Microbiological Assay of Fungicide-treated Seeds”, May 1964.