Tolclofos-methyl, 100 µg/ml, Toluene, 1ml

1,2,8,9-Tetrachlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

Pesticides - Mix 23, 100µg/ml in Cyclohexane, 10ml

Chromium (Cr), 1µg/ml in 2%-HNO3/Water, 4 x 25ml