EPA Method 525.2Mix #2

Metazachlor ethane sulfonic acid (ESA), 10mg

1-Methyl-4-benzylpiperazine hydrochloride,1000 µg base/mL,MeOH,1mL,

2,3-Dimethyl-1-butene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 563-78-0