Pesticide Standard

Isocaffeine (1,3,9-Trimethylxanthine), neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 519-32-4

2,3,3-Trichlorobiphenyl (BZ-20)

Oxydemeton methyl, 1000µg/ml in MeOH, 1ml