Ethofumesate, 100µg/mL in Acetonitrile, 1ml

D5-Atrazine-desisopropyl, 100 µg/ml, Acetone, 1m

2,4,5-Trichlorophenol, 100 µg/ml, Methanol, 5ml

Sulfapyridine, certified, 0.25g