Calibration Verification Solution , 1ml, nonane Back Catalog number: EPA-8280CC3 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 8407.13-1G Perfluoro-n-tridecane, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 376-03-4 Price on request 0149.15-500-IO 4-n-Propyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 132034-86-7 Price on request 675283 Pyridate, 250mg Price on request