2,4-D 13C6, 100µg/ml in Acetone, 1ml

iso-Butyl n-pentyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

Primary Calibration PID (VPH)

4-Chloro-2-methylaniline, 250mg