ICP-MS Internal Standard Back Catalog number: 50443 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673969 1H-Benzotriazole, 100mg Price on request HXCHLOR Chlordene, 1.2mL x 100ug/mL, nonane Price on request 57019 Potassium (K), 1000µg/ml in 2%-HNO3/Water, 100ml Price on request