Semi-Volatile Standard Back Catalog number: 94188 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59331 Metals Standard #2 Price on request 2940.9-100-AN Diuron-d6 (dimethyl-d6), 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1007536-67-5 Price on request 91837 WS Disinfection By-Products - Cal Check Price on request