Dicamba, 100µg/ml in Acetonitrile, 1ml

2,2',3,4,5,5'-Hexachloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Total Residual Free Chlorine (Cl)

Carbendazim, 100µg/ml in MeOH, 1ml