Roxithromycin, 100 µg/ml, Methanol, 1ml

Phorate-sulfone, 10.0 µg/ml, Cyclohexane, 10ml

Neosaxitoxin, 65µM, Solvent-10-3M HCl, Unit 0.5mL, # of units-1, Cas.no. 64296-20-4

2,3,3',4,5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane