2,2',3,4,4',5,5',6-Octachlorobiphenyl (203)

1,2,4-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2717-42-2

Ethyl 4-hydroxybenzoate-2,3,5,6-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219795-53-5

Prometon, 100 µg/ml, Acetonitrile, 1ml