2,2',3,3',4,4',5,6,6'-Nonachlorobiphenyl Back Catalog number: 66207 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4470-100-T ISO 15753 Alternatively: Standard solution of 16 EPA-PAHs may be used, but this mixture also contain acenaphtylene S-4470-100-T EPA (=S-4063-100-T) 100µg each/mL in toluene; unit: 1x1mL Price on request 9491.12-K-IO Tri-n-butylphosphate-d27 Price on request 58059 Praseodymium (Pr) Price on request