Avermectin B1b, 100 µg/ml, Acetonitrile, 1ml

EPA 604, Surrogate Standard as PFB derivatives S-4375 1 Analyte, 200 µg/mL in methanol, 5mL or 1mg/mL in isopropanol, 1mL 2,4,6-Tribromophenol-PFB

ICP-MS Verification Standard

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