Gun Shot Residue Back Catalog number: 53326 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-SS-A20 Mass-Labelled PCDD Sampling Spike Solution, 1.2ml x 20ng/ml, nonane Price on request MBP-206 2,2',3,3',4,4',5,5',6-Nonachloro[13C12]biphenyl, 50.0µg/mL in Nonane/10% toluene, 1,2ml Price on request X9174 Pentachlorobenzene Price on request