Crotoxyphos, 10 µg/ml, Isooctane, 1ml

DL-Methionine, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 59-51-8

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

PAH-Mix 4 deuterated, 10µg/ml in Acetonitrile, 1ml