ICP-MS Tuning Solution #1 EPA 200.8 Back Catalog number: 53122 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3491.10-100-AN Prometryn, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 7287-19-6 Price on request TBB-809D Chemische Fabrik Kalk Bromkal80-9D® Nonabromobiphenyl, 1.2ml x 100ug/ml, nonane Price on request 682923 1-(4-Chlorophenyl)urea, 100 µg/ml, Acetonitrile, Price on request