EPA Method 8021B Internal Standard

2,8-Dichlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

n-Perfluoroheptanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 375-85-9

Benomyl