4-Hydroxy-4-methyl-2-pentanone, certified, 5ml

2-Butanone, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 78-93-3

3-Methylfuran, 100 ng/µl, 1ml

Chlorpyrifos, 100µg/mL in MeOH, 1ml