Atrazine, 10.0 µg/ml, Acetonitrile, 10ml

alpha alpha alpha-Trifluorotoluene, Calibration (Surrogate) Standard, 0,0005, Solvent-CDCl3, Unit NMR tube, # of units-1, Cas.no. 98-08-8

Paraquat

Siduron, 100 µg/ml, Acetonitrile, 1ml