PCB No. 209, 100µg/mL in Isooctane, 10ml

2,2',3,4,4',5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Ciprofloxacin hydrochloride, certified, 0.1g

2-[(2-Ethyl-6-methylphenyl)amino]-1-propanol