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RECORD NUMBER: 90 OF 114

Main Title Reaction of Dimethylaminobenzaldehyde in Sulfuric Acid with Liquid Olefins.
Author Altshulle, A. P. ; Slev, S. F. ;
CORP Author Robert A. Taft Sanitary Engineering Center, Cincinnati, Ohio.
Year Published 1961
Stock Number PB-215 224
Additional Subjects ( Alkene hydrocarbons ; Colorimetric analysis) ; ( Spectroscopic analysis ; Alkene hydrocarbons) ; Benzaldehyde/dimethylamino
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NTIS  PB-215 224 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 12p
Abstract The analysis of trace quantities of gaseous and vapor state olefins by reaction with dimethylaminobenzaldehyde (DAB) reagent in concentrated sulfuric acid has been reported, elsewhere. Thissame reagent also reacts with liquid olefins to form similar products also having strong absorption bands in the 500 micro meter region. The liquid olefins have been studied using somewhat different reaction conditions; consequently the positions, shapes, and intensities of the absorption bands differ somewhat from those reported in the vapor phase studies. Although the work done on liquid olefins was not as extensive as in the investigation of olefin gases and vapors, the results should have applicability in the identification and analysis of small quantities of liquid olefins. (Author)
PUB Date Free Form 1961,
Category Codes 7C; 59A
NTIS Prices PC A02/MF A01
Document Type NT
Cataloging Source NTIS/MT
Control Number 326540845
Origin NTIS
Type CAT