Chlorpyrifos, 100 µg/ml, Acetonitrile, 5ml

4-(Trifluoromethyl)cyclohexan-1-carboxylic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 95233-30-0

2,3,4,5-Tetrabromophenol, 1.2ml x 100ug/ml, toluene

(±)-Nicotine-d3 (N-methyl-d3),1000 µg/mL,acetonitrile,1mL,