D5-Metamitron, 100 µg/ml, Acetonitrile, 1ml

Benzo[ghi]perylene-d12, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 93951-66-7

2-Ethyl-3,(5/6)-dimethylpyrazine, Isomer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 27043-05-6 or 55031-15-7

a-BHC, 1000µg/ml in Hexane, 1ml