Collaborative study of the determination of paraquat and diquat in formulated products

摘要

AbstractResults of a collaborative study undertaken by a Sub‐Committee of the Pesticides Analysis Advisory Committee (P.A.C.) of Great Britain to examine analytical methods for paraquat and diquat formulations are quoted. The methods recommended for adoption by the Collaborative International Pesticides Analytical Committee (C.I.P.A.C.), together with procedures for preparation of pure analytical standards of paraquat dichloride and diquat dibromide monohydrate, are given in Appendices I and II respectivel