Purification of analytical reagents.

@article{Mitchell1982PurificationOA,
  title={Purification of analytical reagents.},
  author={James W. Mitchell},
  journal={Talanta},
  year={1982},
  volume={29 11 Pt 2},
  pages={993-1002}
}
Considerable progress in the purification of reagent chemicals has been made during the past decade. Improved or newly developed methods and their application for producing analytical reagents of highest purity are described. Various techniques are evaluated critically with respect to convenience and efficiency of use in the trace analysis laboratory.