Pyridaphenthion, 100 µg/ml, Ethyl acetate, 5ml

3-Hydroxynaphthalene-2,7-disulfonic acid disodium

2-sec-Butyl-3-methoxypyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 24168-70-5

Metolachlor ethyl sulphonic acid sodium salt, 100µg/ml in MeOH, 1ml