This standard specifies the gas chromatography method for the determination of metolachlor (Duer), napropamide (Dahuili), and diphenylphthalochlor (Chuonandi) residues in tobacco. This standard applies to tobacco and tobacco products.
YC/T 179-2004 history
2004YC/T 179-2004 Tobacco and tobacco products-Determination of amide herbicides-Gas chromatographic method