Dibenz[a,h]anthracene-d14, 100µg/mL in Toluene, 1ml

alpha alpha alpha (20R,23R,24R)-4 alpha,23,24-Trimethylcholestane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 146276-37-1

Methomyl D3, 100µg/mL in Acetone, 1ml

Florfenicol, 250mg