D3-Ofloxacin, 100 µg/ml, Acetonitrile, 1ml

d4 Pregnane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 205529-77-7

1-Phenylnonane

2,6-Di-tert-butyl-P-benzoquinone, 250mg