知识 发表于 2025-3-30 08:15:38

The Significance of Pesticide Contaminantsacid), is reduced by the presence of 2,5-dichloro-6-nitrobenzoic acid or 6-amino-2,5-dichlorobenzoic acid and crops are damaged by these compounds. Because these two compounds possess undesirable biological activity, they must be removed by rigorous control of the manfacturing process (H. Segal, 1967).

FLAG 发表于 2025-3-30 13:09:46

http://reply.papertrans.cn/23/2243/224278/224278_52.png

exacerbate 发表于 2025-3-30 17:25:51

A Look Ahead Toward Possible Future Analytical Requirements by FDAset my emphasis on the first person singular, and the disclaimer such usage implies. The prophecies I offer on this program are my own, and do not necessarily adumbrate the developing attitudes and actions of the sponsor.

endoscopy 发表于 2025-3-30 23:55:47

http://reply.papertrans.cn/23/2243/224278/224278_54.png
页: 1 2 3 4 5 [6]
查看完整版本: Titlebook: Chemical Analysis of the Environment and Other Modern Techniques; Sut Ahuja,Edward M. Cohen,Gunter Zweig Book 1973 Springer Science+Busine