delta-HCH, 100 µg/ml, Ethyl acetate, 5ml

2,3,5,6-Tetramethylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 1124-11-4

Tin (Sn)

Nitrofen, 10µg/ml in Cyclohexane, 10ml