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The Modulated Variable Internal Standard Method

✍ Scribed by Nasser, M. I.

Book ID: 115358764
Publisher: Society for Applied Spectroscopy
Year: 1974
Tongue: English
Weight: 205 KB
Volume: 28
Category: Article
ISSN: 0003-7028
DOI: 10.1366/000370274774332416

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✍ A.B. Calder 📂 Article 📅 1960 🏛 Elsevier Science ⚖ 127 KB

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✍ J.R. Butler; H.H. Le Riche 📂 Article 📅 1952 🏛 Elsevier Science ⚖ 323 KB

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✍ G.T. Chamberlain 📂 Article 📅 1961 🏛 Elsevier Science ⚖ 240 KB

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Evaluation of calibration data with reference to the variable internal standard method

✍ A.B. Calder 📂 Article 📅 1959 🏛 Elsevier Science ⚖ 291 KB

log intensity ratio) are plotted on a linear scale against log concentration. This is the usual "autocalibration" method. The "Selecta" no. 373+ A3, semi-logarithmic paper was used in both cases. A background correction was applied for the zinc and titanium determinations using a special slide rule

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✍ D. E. Willis 📂 Article 📅 1972 🏛 Springer 🌐 English ⚖ 151 KB

The spectrographs determination of trace

The spectrographs determination of trace elements in the cathode layer ARC by the variable internal standard method

✍ Scott, R. O. 📂 Article 📅 1946 🏛 Wiley (John Wiley & Sons) ⚖ 794 KB

## Abstract The use of iron as the variable internal standard for the determination of trace elements in the cathode layer are, when the iron varies from two to one hundred per cent of ferric oxide, is discussed. Davidson and Mitchell's method, which requires one trace element working curve of fixe