Piperacillin

Paraoxon-ethyl, 10.0 µg/ml, Acetone, 10ml

2,6,10-Trimethylundecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6864-53-5

n-Tridecane, 1ml