EPA Method 532 Standard Back Catalog number: 30196 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9705.10-1G 1,2-Dihydroxynaphthalene, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 574-00-5 Price on request 52326 Gun Shot Residue Price on request 2602.16-10MG 1,2,3,3a,4,5-Hexahydropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 5385-37-5 Price on request