Thiophene (S) and Pyridine (N), 10mg/L

Isoproturon D6 (dimethyl D6), 1000µg/mL in Acetonitrile, 1ml

Tetra-n-butyltin, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 1461-25-2

TNFA (flonicamid metabolite)