Buturon, 10.0 µg/ml, Acetonitrile, 10ml

Atrazine-desisopropyl-2-hydroxy, 100 µg/ml, Metha

3-Chloro-1,2-propane-d5-diol, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 342611-01-2

EPA Method 502/524 Volatile Mix