This standard specifies the sample preparation and liquid chromatography-mass spectrometry/mass spectrometry methods for paraquat and diquat in exported plant-derived foods. This standard is applicable to the determination and confirmation of paraquat and diquat residues in rice, soybeans, corn, wheat, cottonseed, dried fungus, cabbage, apples, bananas and strawberries.
SN/T 0293-2014 history
2014SN/T 0293-2014 Determination of paraquat and diquat residues in foodstuffs of plant origin for export.LC-MS/MS method
1993SN 0293-1993 Method for the determination of diquat and paraquatresidues in cerceals for export