Lanthanum Nitrate Modifier

Demeton-O, 100 µg/ml, Acetonitrile, 1ml

Demeton-S-methyl, 100 µg/ml, Acetonitrile, 5ml

2-Perfluorooctyl-[1,2-13C2]-ethanol (8:2), 50µg/ml in MeOH, 1,2ml