Endosulfan (alpha + beta), 10µg/mL in IO, 10ml

N-Nitroso-N-butyl-N-propylamine, 50mg

5,5-Dibutylnonane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6008-17-9

9-Nitroanthracene-d9, 100µg/ml in Toluene, 1ml