scholarly journals Spectrophotometric determination of ionic surfactants on the basis of a color change of fluorescein dyes with a quaternary ammonium ion.

1999 ◽  
Vol 48 (1) ◽  
pp. 87-93 ◽  
Author(s):  
Koichi YAMAMOTO ◽  
Mutsuko KADONO
Keyword(s):  
Spectrophotometric Determination ◽  
Quaternary Ammonium ◽  
Color Change ◽  
Ammonium Ion ◽  
Ionic Surfactants ◽  
Fluorescein Dyes

Extractive spectrophotometric determination of mercury(II) with 4-(2-pyridylazo)resorcinol and a long-chain quaternary ammonium salt

The Analyst ◽  
1985 ◽  
Vol 110 (4) ◽  
pp. 391 ◽  
Author(s):  
Yerramilli Anjaneyulu ◽  
P. Chandra Mouli ◽  
M. Ravi Prakasa Reddy ◽  
Kavi Purapu Chandra Sekhar
Keyword(s):  
Spectrophotometric Determination ◽  
Ammonium Salt ◽  
Quaternary Ammonium ◽  
Quaternary Ammonium Salt ◽  
Long Chain

Determination of the quaternary ammonium ion components of Aliquat 336 by electrospray mass spectrometry

1998 ◽  
Vol 360 (1-3) ◽  
pp. 167-169 ◽  
Author(s):  
George Argiropoulos ◽  
Robert W Cattrall ◽  
Ian C Hamilton ◽  
Rohani Paimin
Keyword(s):  
Mass Spectrometry ◽  
Quaternary Ammonium ◽  
Electrospray Mass Spectrometry ◽  
Ammonium Ion ◽  
Aliquat 336

scholarly journals Spectrophotometric determination of ammonium ion after solvent extraction with Cryptand(2.2.2)-dithizone system.

1992 ◽  
Vol 41 (6) ◽  
pp. 281-283 ◽  
Author(s):  
Hiroshi KAWAMOTO ◽  
Wataru ISHIDA ◽  
Kin-ichi TSUNODA ◽  
Hideo AKAIWA
Keyword(s):  
Solvent Extraction ◽  
Spectrophotometric Determination ◽  
Ammonium Ion
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