Atrazine desethyl-2-hydroxy

Sodium p-n-tetradecylbenzenesulfonate, 100µg/mL, Solvent-methanol/water (50/50), Unit 1mL, # of units-1, Cas.no. 1797-33-7

Diphenyl-p-tolyl phosphate,100 µg/mL,isooctane,1mL,

Benzal chloride