4,4´-Diamino-3,3´-dimethyldiphenyl methane, certified, 0.1g

2-Chloronaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 91-58-7

Atrazine-desisopropyl-2-hydroxy, 100 µg/ml, Metha

Pesticides - Mix 10, 10µg/ml in Acetone, 10ml