L-Nicotine bitartrate dihydrate,neat,neat,250mg,

2,5-Dimethylbenzaldehyde-DNPH, 100µg/ml in AcN, 1ml

Dimethoate, 10.0 µg/ml, Ethyl acetate, 10ml

2-Butanone, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 78-93-3