1-Chloro-2,4-dinitrobenzene, 100 µg/ml, Methanol,

Prometryn, 100μg/ml in Acetonitrile, 5ml

Calibration Mixtures: Di-n-butyl sulfide in Isooctane Unit: 1x10mL screw-capped bottle Isooctane µgS/g (ppm) Wt.% S-4050-0-10IO 0 Blank 0 S-4050-1-10IO 1 0.0001 Etc. S-4050-10Kit Kit of above solutions

Endosulfan-sulfate, 100 µg/ml, Methanol, 1ml