trans-Chlordane, 100 µg/ml, Ethyl acetate, 5ml

2,2',3,4,4',5,5'-Heptachloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Vinyl chloride, 1000µg/mL in MeOH, 10ml

Bismuth (Bi)