ICP-MS Memory Check Solution B Back Catalog number: 53117 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 57129 Copper (Cu) Price on request 3391.9-100 Endosulfan , 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 115-29-7 Price on request 675025 2-Isopropyl-6-methyl-4-pyrimidinol, 250mg Price on request