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Simultaneous carbon and oxygen determination by fluorine combustion gas chromatography

✍ Scribed by Katsuichi Asai; Daido Ishii


Book ID
108335621
Publisher
Elsevier Science
Year
1972
Tongue
English
Weight
297 KB
Volume
69
Category
Article
ISSN
1873-3778

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Determination of selenium in drugs by ox
✍ Mitsunori Murayama; Masao Suzuki; Shoji Takitani πŸ“‚ Article πŸ“… 1989 πŸ› Elsevier Science 🌐 English βš– 406 KB

A method is described for the determination of trace selenium (impurities in medicinal organic compounds) by ion chromatography (IC) after oxygen flask combustion. All selenium compounds formed by oxygen flask combustion are converted to selenate ion by heating with nitric acid and potassium permang