ICP-MS Memory Check Solution B Back Catalog number: 52117 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1582.11-250MG Proguanil hydrochloride, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 637-32-1 Price on request 3428.12-100 Isofenphos-des-N-isopropyl , 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 25205-08-7 Price on request C14960000 Methabenzthiazuron, certified, 0.1g Price on request