Ethion, 100 µg/ml, Toluene, 1ml

13C3-Atrazine-desethyl-desisopropyl, 100 µg/ml, M

2,3-Dimethyloctane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7146-60-3

D5-Metamitron, 10.0 µg/ml, Acetonitrile, 1ml