Gun Shot Residue Back Catalog number: 52326 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66011 3,3’-Dichlorobiphenyl (11) Price on request 83536 Acetaldehyde-DNPH Price on request 0764.16-500-IO 1,9-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 20291-73-0 Price on request