Gun Shot Residue Back Catalog number: 53326 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PCB-CS5-H Calibration sol. CS5 for HRGC/HRMS Analysis of PCBs, in Nonane, 200µl Price on request 94515 Organophosphorus Pesticide Standard Price on request 9017.5-K-DC N-Nitrosopiperidine-d10, 1000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 960049-21-2 Price on request