Mixed Calibration Standard 1 Back Catalog number: 52053 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 63202 2,2',3,3',5,5',6,6'-Octachlorobiphenyl (202) Price on request 0714.12-K-IO 1-Ethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1127-76-0 Price on request 93112 Aroclor 1254 Price on request