Ofloxacin, 100 µg/ml, Methanol, 1ml

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

2-Phenoxyethanol, 1000mg

Pentabromotoluene, 1.2ml x 50ug/ml , toluene