Fluchloralin, 10 µg/ml, Ethyl acetate, 10ml

Paraxanthine, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 611-59-6

EPA Method 353.2 Nitrate & Nitrite

Tetraoctadecylammonium bromide, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 63462-99-7