The Determination of Low Concentrations of Hydrogen Sulfide in Gas by the Methylene Blue Method1 - 1949
M. A. Grafius3
H. W. Wainwright3
M W. Wilson4
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Table of Contents
|Summary and conclusions||2|
|Investigations at Morgantown||6|
|Study of variables affecting method||6|
|Effect of amount of amine used||6|
|Comparison of the hydrochloride and sulfate of the diamine||7|
|Applicability to various commercial gases||10|
|Range of test||11|
|Age of reagent||11|
|Absorbents for H2S||13|
|Minimum H2S concentrations in gas determined by this method||15|
|Wave length and filter selection||16|
|Determination of unknown solution||18|
1 Work completed on manuscript March, 1949. The Bureau of Mines will welcome reprinting of this paper, provided the following footnote is used: "Reprinted from Bureau of Mines Report of Investigations 4547"
2 Assistant chief, Synthesis Gas Production Branch, Office of Synthetic Liquid Fuels, Bureau of Mines, Morgantown, W. Va.
3 Chemist, Synthesis Gas Production Laboratories, Office of Synthetic Liquid Fuels, Bureau of Mines, Morgantown, W. Va.