VPH Primary Calibration Spike Rev 1.1 Back Catalog number: 51166 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3435.10-100-CY Mecoprop Price on request 3996.9-K-CY Isobutylcyclopentane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 3788-32-7 Price on request 2977.14-100-IO Alachlor, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15972-60-8 Price on request