Sulfamethazine-d4, 1mg

3,5-Dimethylphenanthrene , 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 33954-06-2

2,2',3,4,4',5,5'-Heptachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35065-29-3

Terbufos-d10 (O,O-diethyl-d10),100 µg/mL,acetonitrile,1mL,