ICP-MS Mix Back Catalog number: 59564 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3345.7-100-AN Chlorpyrifos-methyl, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 5598-13-0 Price on request EPA-23AS Alternative Standard, 1.2ml, nonane Price on request 681692 2,3,4,5-Tetrachlorophenol, 100 µg/ml, Methanol, Price on request