Multi-Element Check Standard

4-n-Nonylphenol, 100 µg/ml, Acetone, 1ml

2-Bromonaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 580-13-2

D6-Dichlorvos, 100 µg/ml, Cyclohexane, 1ml