Spiramycin, 100 µg/ml, Methanol, 1ml

Benzo[a]pyrene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 63466-71-7

Difloxacin hydrochloride, 100 µg/ml, Methanol, 1

Di-n-propylsulfide, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 111-47-7