PCB Congeners (10 ppm) Back Catalog number: 97819 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 56200 Spiking Standard 3 Price on request 14055.21-100-ME (±)-11-OH-Δ9-THC-d3, 100µg/ml in MeOH, 1ml Price on request 30952 Dibromochloromethane Price on request