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CIC - Sulphur in Pesticide Mix<br />

Sulphur elemental response is independent of the compound<br />

Area<br />

Page 26<br />

900000<br />

800000<br />

700000<br />

600000<br />

500000<br />

400000<br />

300000<br />

200000<br />

100000<br />

0<br />

R 2 R = 0.9996<br />

Malathion<br />

Ethoprop<br />

Sulphur Response<br />

Phorate<br />

Dursban<br />

Di Diazinon i<br />

Compound<br />

Terbufos<br />

Compound<br />

Concentration RT S conc<br />

S<br />

pg/uL (min) (ppb) response<br />

Ethoprop 385 6.4 101.64 23544<br />

Phorate 2102 7.01 775.64 261462<br />

Terbufos 7454 7.87 2280.92 785089<br />

Diazinon 9755 8.1 1024.28 360585<br />

Malathion 1072 9.75 207.97 62313<br />

Dursban 5690 9.94 597.45 197738<br />

0 500 1000 1500 2000 2500<br />

Concentration (ppb) Pesticide compound LoD’s<br />

typically single ppb or sub-ppb<br />

ESAC April 2008

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