Ethoprophos, 100 µg/ml, Acetonitrile, 1ml

o-Xylene, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 95-47-6

Bromide (Br-)

Perfluorohexane sulfonic acid, potassium salt, 50ug/ml, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 3871-99-6