Quassin, mixture of isomers w/Neoquassin and Isoquassin [81630][MICROLAB] or dry ash and dissolution

or dry ash and dissolution according to the BeO procedure above)

Thallium 1000 mg/l for ICP-MS

Chemical Form in Solution:  Tm(OH)x(H2O)y+3-x

N-Ethyl-N-(2-hydroxyethyl)perfluorooctanesulphonamide

5-hexachlorobiphenyl

Quassin, mixture of isomers w/Neoquassin and Isoquassin [81630][MICROLAB] or dry ash and dissolutionChiron is a leading producer and supplier of advanced chemical products for use within research and analysis. They are a global leader in the synthesis, isolation and purification of analytical reference materials for analysis of petroleum, food safety, environmental, forensic, and pharmaceutical applications. Producing sophisticated fine chemicals in microgram to multi kilogram scales, as well as performing contract R&D and custom synthesis for