Gun Shot Residue Single Element Kit Back Catalog number: 52257 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2128.12-100-IO Arochlor 1254, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11097-69-1 Price on request XA12530100CY Dichlorvos D6 (dimethyl D6), 100 ng/µl, 1.1ml Price on request X9047 4-Chlorophenyl phenyl ether Price on request