Ultraviolet Spectrophotometric Determination of Selenium by 1-Pyrrolidinecarbodithioate Method
- 1 September 1969
- journal article
- research article
- Published by Taylor & Francis in Analytical Letters
- Vol. 2 (9) , 491-498
- https://doi.org/10.1080/00032716908051320
Abstract
An ultraviolet spectrophotometric method for the determination of selenium has been developed using ammonium 1-pyrrolidinecarbo-dithioate. The selenium(IV)-1-pyrrolidinecarbodithioate complex is extracted with chloroform and the absorbance of the extract measured at 303 mμ. Conformity to Beer's law was found for 0.5 to 9 ppm of selenium.Keywords
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