Levonorgestrel, 100µg/mL in Acetonitrile, 1ml

2,3,3',4',5,6-Hexachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

2-Chloro-6-methylaniline, 250mg

2,3-Dimethylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 5910-89-4