1,2,4,5-Tetrachlorobenzene, 1000µg/mL in Isooctane, 1ml Back Catalog number: 3656.6-K-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 58651 Spiking Standard 4 Price on request 0277.22-200-T Indeno[1,2,3-cd]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 193-39-5 Price on request EPA-8290HRCC3 Calibration Verification Solution , 1ml, nonane Price on request