Acetaldehyde-DNPH & Formaldehyde-DNPH, 10mL

Dichlorvos, 100 µg/ml, Toluene, 1ml

N-[3-(Dimethylamino)propan-1-yl]perfluoro-1-pentanesulfonamide, 50µg/ml in MeOH, 1,2ml

Sulprofos, 100 µg/ml, Acetonitrile, 5ml