SN 0209-1993 Method for determination of phoxim residues in grains for export was changed to SN/T 3768-2014 Determination of organicphosforus residues in cereal grains for export.GC/MS method.
SN 0209-1993 Method for determination of phoxim residues in grains for export was changed to SN/T 3769-2014 Determination of trichlorfon、phoxim residues in cereal grains for export.LC-MS/MS method.
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