N-Nitrosodimethylamine-d6, 10mg

2-Methylthiopyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

trans-Heptachlor-epoxide (Isomer A), 10µg/ml in CY, 10ml

2,2',3,3',4,6,6'-Heptachlorobiphenyl,100 µg/mL,isooctane,1mL,