Table IV. Recoveries of Paraquat andDiquat after Solid
PhaseExtraction.
5.6
5.4
n=5
%RSD
100.3
diquat
97.2
paraquat
1Lsample
%Recovery
Analyte
All sampleswere collected in glassware that was deactivated using 20%
DMDCS in toluene, following label directions.
Samples for analysiswerepreparedand stored inSilcoteCL7 deactivated
autosampler vials. Polypropylene vials and inserts alsomay be used.
