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Novel wet-digestion procedure for trace-metal analysis of coal by atomic absorption

✍ Scribed by Hartstein, A. M.; Freedman, R. W.; Platter, D. W.


Book ID
126188299
Publisher
American Chemical Society
Year
1973
Tongue
English
Weight
424 KB
Volume
45
Category
Article
ISSN
0003-2700

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Minor and trace metal analysis of a solv
✍ William M. Coleman; Peggy Szabo; David L. Wooton; Harry C. Dorn; Larry T. Taylor πŸ“‚ Article πŸ“… 1977 πŸ› Elsevier Science 🌐 English βš– 454 KB

Solvent-refined coal (SRC), THFrinsoluble SRC, THF-soluble SRC and three of its 'sizeseparated' fractions have been analysed for eleven metallic elements via flameless atomic absorption spectroscopy. Prior to analysis each sample was wet ashed with equal quantities of concentrated H2SO4 and 30% H202