EPA Method 507 - Performance Check Solution Back Catalog number: 19030 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3657.6-50-IO 1,2-Dibromobenzene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 583-53-9 Price on request 676316 6-Methylchrysene, 100 µg/ml, Acetonitrile, 1ml Price on request S-4330-SET B[a]P/HCB Calibration standard Product s-4330-1 s-4330-2 s4330-3 s-4330-4 s-4330-5 concentr. Concentr. Concentr. Concentr. Conc Price on request