ICP-MS Internal Standard Back Catalog number: 50443 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50629 Ammonia as (NH4+) Price on request 680791 Allethrin, 10.0 µg/ml, Acetonitrile, 10ml Price on request 10900-0440-100ME2 cis-1,2-Dichloroethylene, 100μg/ml in MeOH,2ml Price on request