Ofurace, 100 µg/ml, Acetonitrile, 1ml

1-Nitropyrene-d9, 100µg/ml in Toluene, 1ml

Imipenem monohydrate, 50mg

Ethyl 4-hydroxybenzoate-ethyl d5, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 126070-21-1