Pentachloronitrobenzene

Penicillic acid, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 90-65-3

13C6-Mefenamic acid, 10mg

d4 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no.