PCB No. 21, 100µg/ml in Isooctane, 1ml

2-Butyl-3,5-dimethylpyrazine and 2-butyl-3,5-dimethylpyrazine, Isomer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

2,4-Dimethylanisole

Tylvalosin, 1mg