Calibration Verification Solution , 1ml, nonane Back Catalog number: EPA-8290HRCC3 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 9927.18-K-AN N-Nitroso-N,N-di(3,5,5-trimethylhexyl)amine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1207995-62-7 Price on request 1831.4-1G 3-Chlorothiophene, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 17249-80-8 Price on request A12507509AL-100 trans-Permethrinic acid, 100µg/mL in Acetonitrile, 1ml Price on request