1,2,3-Trichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

2,6-Di-tert-butyl-4-methylphenol, 1000µg/mL in Acetonitrile, 1ml

3,3'-Dimethoxybenzidine, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 119-90-4

Thiophene in Toluene Units: 5x1mL ampoule, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4053-0 Blank 0 S-4053-K 1 000 0.1000 S-4053-2.5K 2 500 0.2500 S-4053-5K