VPH Calibration Standard - Draft 01-2012 Back Catalog number: 96995 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0047.24-10MG 1-Nitrocoronene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 81316-84-9 Price on request 79238 Propanil Price on request 31796-1 Butyric acid, 250μg/ml in Water, 1ml Price on request