Gun Shot Residue Single Element Kit Back Catalog number: 52257 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79590 Malathion Price on request 3168.19-K-IO Methyl 12-hydroxystearate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 141-23-1 Price on request 681692 2,3,4,5-Tetrachlorophenol, 100 µg/ml, Methanol, Price on request