By Thomas M. Schmitt
Within the culture of the preferred first variation, research of Surfactants, moment variation deals a complete and sensible account of research equipment for settling on and figuring out commercially very important surfactants-individually and in compounds. Combining a whole evaluate of the literature with quite a few evaluate tactics and the requisites for advertisement items, this beneficial reference explores the most important levels and most up-to-date advancements for surfactant purposes. This version has been completely increased and contours new sections on capillary electrophoresis, ether carboxylates, and ester quats. it's also extra globally available with international language citations and SI units.
Containing over 2400 references, drawings, tables, and equations, research of Surfactants, moment variation is an prompt reference for actual, floor, colloid, and oil chemists; analytical, study, and caliber insurance chemists operating within the cleaning soap and detergent, prescribed drugs, and beauty industries; regulatory and nutrients scientists; and upper-level undergraduate and graduate scholars in those disciplines.
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Extra info for Analysis of Surfactants, Second Edition (Surfactant Science)
2 Determination of Alkalinity Procedures for alkalinity are best arrived at by contract with suppliers and customers. ASTM D1570 and ASTM D3673 call for use of phenolphthalein and methyl orange indicator solutions, with results reported in terms of percent sodium hydroxide, sodium carbonate, sodium bicarbonate, or sodium bisulfate. Obviously, agreement over conventions is required here. A common approach is to follow the same procedure as for acid number, titrating with HCl rather than NaOH. Use the same calculation, reporting apparent mg KOH per gram sample.
HPLC on a reversed-phase column with THF/water eluent, using an evaporative light-scattering detector, is suitable for determination of unsulfonated material in alcohol ether sulfonates and in petroleum sulfonates. The unsulfonated material is detected in the back-flush mode, since it is strongly retained at the head of the column. Very low molecular weight oil is not detected, since it remains volatile under the operating conditions of the ELS detector . 3 Adsorption Chromatography Procedure  One gram of sample is weighed into a beaker, dissolved in 2 mL 50:50 ethanol/water, and mixed with 4 g Johns Manville Celite 545 diatomaceous earth.
Somasundaran and Brij M. Moudgil Volume 28: SURFACTANTS IN CHEMICAL/PROCESS ENGINEERING, edited by Darsh T. Wasan, Martin E. Ginn, and Dinesh O. Shah Volume 29: THIN LIQUID FILMS, edited by I. B. Ivanov Volume 30: MICROEMULSIONS AND RELATED SYSTEMS: FORMULATION, SOLVENCY, AND PHYSICAL PROPERTIES, edited by Robert S. Schecter and Maurice Bourrel Volume 31: CRYSTALLIZATION AND POLYMORPHISM OF FATS AND FATTY ACIDS, edited by Nissim Garti and Kiyotaka Sato Volume 32: INTERFACIAL PHENOMENA IN COAL TECHNOLOGY, edited by Gregory D.