Download PDF by Thomas M. Schmitt: Analysis of surfactants

By Thomas M. Schmitt

ISBN-10: 0824785800

ISBN-13: 9780824785802

Offers descriptions and sensible examples of all strategies utilized to the research of surfactants from the characterization of business compounds to their decision in formulated items and their detection at hint degrees within the atmosphere. Literature is reviewed via 1990, with app

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C. Davis (see also Volume 20) Volume 6: EMULSIONS AND EMULSION TECHNOLOGY (in three parts), edited by Kenneth J. Lissant Volume 7: ANIONIC SURFACTANTS (in two parts), edited by Warner M. Linfield (out of print) Volume 8: ANIONIC SURFACTANTSCHEMICAL ANALYSIS, edited by John Cross Volume 9: STABILIZATION OF COLLOIDAL DISPERSIONS BY POLYMER ADSORPTION, by Tatsuo Sato and Richard Ruch Volume 10: ANIONIC SURFACTANTSBIOCHEMISTRY, TOXICOLOGY, DERMATOLOGY, edited by Christian Gloxhuber (out of print) Volume 11: ANIONIC SURFACTANTSPHYSICAL CHEMISTRY OF SURFACTANT ACTION, edited by E.

Procedure: Karl Fischer Titration with Hydranal Reagent Set up a commercial Karl Fischer titrator according to the manufacturer's instructions. Add about 60 mL methanol to the titration vessel and allow the moisture in the solvent to be titrated. Standardize the titrant by titrating two to three drops of water weighed by difference from a dropping bottle, calculating the calibration factor from three determinations. Add the sample to the titration vessel from a weighing bottle, dropper bottle, or disposable syringe, weighing by difference in each case.

The feedstocks are synthesized by FriedelCrafts alkylation of benzene. Depending on the alkylation catalyst, phenyl substitution may be uniform on the secondary carbons, or higher in the 2 position. ) Subsequent sulfonation with oleum or with sulfur trioxide produces mainly the para isomers. LAS is the most widely used surfactant in domestic products. It is sensitive to water hardness. 1% aqueous B Alkyl Sulfates 1 Description Sodium n-dodecyl sulfate Alkyl sulfates, also called alcohol sulfates, are formed by making the sulfuric acid esters of linear alcohols.

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Analysis of surfactants by Thomas M. Schmitt

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