Primary Calibration PID (VPH) Back Catalog number: 91784 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 82544 EPA Method 8270C - B/N Matrix Spiking Solution Price on request 94552 Semi-Volatile Standard Price on request 1865.8-K-CY cis-1,4-Dimethylcyclohexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 624-29-3 Price on request