EPA Method 502/524 High Conc VOC Mix #3

4-Chloro-3-methylphenol-2,6-d2, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 93951-72-5

Heptachlor epoxide (Isomer B), 50mg

Dimethyl phthalate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 131-11-3