Instrument Standard 5 Back Catalog number: 53081 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92961 EPA Method 508 Pesticide Standard Price on request 11679.12-100-IO 2,4',6-Trichlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 1115.18-100-TX5 6-Nitrochrysene-d11, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 203805-92-9 Price on request