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Weiss et al., 1992 - Google Patents

Determination of quaternary ammonium compounds by capillary electrophoresis using direct and indirect UV detection

Weiss et al., 1992

Document ID
8548773951731704150
Author
Weiss C
Hazlett J
Datta M
Danzer M
Publication year
Publication venue
Journal of Chromatography A

External Links

Snippet

The determination of alkyl and alkylbenzyl quaternary ammonium compounds can be difficult owing to the polarity of the compounds, the formation of micelles by longer chain compounds and the lack of a chromophoric substituent for detection by standard separation …
Continue reading at www.sciencedirect.com (other versions)

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    • G01N27/26—Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/416—Systems
    • G01N27/447—Systems using electrophoresis
    • G01N27/44704—Details; Accessories
    • G01N27/44717—Arrangements for investigating the separated zones, e.g. localising zones
    • G01N27/44721—Arrangements for investigating the separated zones, e.g. localising zones by optical means
    • G01N27/44726—Arrangements for investigating the separated zones, e.g. localising zones by optical means using specific dyes, markers or binding molecules
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    • G01N27/26—Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
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    • G01N27/44747—Composition of gel or of carrier mixture
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    • G01N27/44743—Introducing samples
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    • G01N27/26—Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
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    • G01N27/4473—Arrangements for investigating the separated zones, e.g. localising zones by electric means
    • G—PHYSICS
    • G01—MEASURING; TESTING
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    • G—PHYSICS
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    • G01N27/416—Systems
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    • G01N27/423—Coulometry
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    • G01N2030/8809—Integrated analysis systems specially adapted therefor, not covered by a single one of the groups G01N30/04 - G01N30/86 analysis specially adapted for the sample
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    • G—PHYSICS
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    • G01N33/53—Immunoassay; Biospecific binding assay
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    • G01N30/90—Plate chromatography, e.g. thin layer or paper chromatography
    • G01N30/94—Development
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    • G01N33/00—Investigating or analysing materials by specific methods not covered by the preceding groups
    • G01N33/26—Investigating or analysing materials by specific methods not covered by the preceding groups oils; viscous liquids; paints; inks

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