Prosulfuron, 100 µg/ml, Acetonitrile, 5ml

n-Butyraldehyde-PFBOA derivative, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no.

(±)-Nicotine-2,4,5,6-d4 (pyridine-d4),neat,neat,10mg,

EPA Method 608 Pesticides and PCB's