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The determination of trace amounts of total nitrogen in petroleum distillates

✍ Scribed by F.F. Cooper Jr.; A.J. Smith; J.O. Rice; W.C. Shaner Jr.


Publisher
Elsevier Science
Year
1968
Tongue
English
Weight
478 KB
Volume
40
Category
Article
ISSN
0003-2670

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A quantitative method for the determination of less than 30 p.p.m. selenium in organic sulfur-containing drugs has been developed. The procedure utilizes oxygen flask combustion for decomposition of the organic matter and colorimetric measurement of selenium after reacting with 2,3-diaminonaphthalen