GC/MS Calibration Standard

Ofloxacin, 100 µg/ml, Methanol, 1ml

Ondansetron,neat,neat,10mg,

Endrin ketone, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 53494-70-5