EPA Method 504 - EDB & DBCP Back Catalog number: 19029 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677669 N,N'-Diphenyl-1,4-phenylenediamine, 250mg Price on request PCB-CS4-H Calibration sol. CS4 for HRGC/HRMS Analysis of PCBs, in Nonane, 200µl Price on request 34161 2-Nitropropane Price on request