Piperacillin

2,4,4-Trimethylhexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 16747-30-1

Tris[(2R)-1-chloro-2-propyl] phosphate, 1.2ml x 50ug/ml, toluene

(-)-(S)-Levetiracetam,1000 µg/mL,MeOH,1mL