1,2-Dichlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

Endosulfan sulphate

2-Chlorothioxanthone, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 86-39-5

TOC Calibration Standard (C)