Silica (SiO2), 1000µg/ml in Water/0.5% NaOH, 100ml

Tetraoctylammonium bromide, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 14866-33-2

D20-Ethion, 100 µg/ml, Acetone, 1ml

(Z)-Dimethylvinphos, 10 µg/ml, Cyclohexane, 10ml