2-Butanol, certified, 5ml

Imidacloprid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 105827-78-9

Arsenic (As)

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