The colorimetric determination of less t
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Dick, T. A.
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Article
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1947
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Wiley (John Wiley & Sons)
β 557 KB
## Abstract A colorimetric and quantitative test for estimating small quantities of thiophen in pure benzene has been published1 recently. A companion test is required for small quantities of carbon disulphide. The test for thiophen is applicable only to samples free from unsaturated hydrocarbons,