VPH Primary Calibration Rev 1.1 Back Catalog number: 51167 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C16171000 Phthalic acid, bis-butyl ester, certified, 0.5g Price on request 9651.32-5UG (22RS)-30-Bishomohop-21(22)-ene, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. Price on request 673285 Fenhexamid, 100 µg/ml, Acetonitrile, 5ml Price on request