Multi-Element Calibration for ICP-MS Back Catalog number: 50247 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79116 Hexachlorobutadiene, 1000µg/ml in Toluene, 1ml Price on request 50478 Selenium (Se) Price on request 673563 Endosulfan-sulfate, 10.0 µg/ml, Ethyl acetate, 1 Price on request