Endosulfan sulphate

Nicosulfuron-d6 (dimethoxy-d6),100 µg/mL,acetonitrile,1mL,

(-)-Nicotine, 10 µg/ml, Methanol, 10ml

Naphtho[1,2-b]fluoranthene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 111189-32-3