Analysis of Nonionic Surfactants with Polyoxyethylene Chains by High-Performance Liquid Chromatography

References

• Hreczuch , W. , Krasnodębski , Z. and Szymanowski , J. 1993 . Effect of narrowing oxirane adduct distribution on some properties of ethoxylated alcohol based sulfosuccinic acid halfesters . J. Am. Oil Chem. Soc. , 70 : 707
   Web of Science ®Google Scholar
• Voelkel , A. , Szymanowski , J. and Hreczuch , W. 1993 . Polarity of broad and narrow range distribution oxyethylates of fatty alcohols . J. Am. Oil Chem. Soc. , 70 : 711
   Web of Science ®Google Scholar
• Barhoum , R. , Szymanowski , J. , Hreczuch , W. and Meissner , E. 1994 . Narrowing of alkylphenol ethoxylate distribution . J. Chem. Techn. Biotechn. , 61 : 215
   Web of Science ®Google Scholar
• Hreczuch , W. , Bekierz , G. and Szymanowski , J. 1995 . Homologue distribution of alcohol ethoxylates . Tenside Surfactants Deterg. , 32 ( 1 ) : 55
   Web of Science ®Google Scholar
• Szymanowski , J. 1990 . Polarity of nonionic surfactants as determined by gas chromatography . Crit. Rev. Anal. Chem. , 21 ( 6 ) : 407
   Web of Science ®Google Scholar
• Voelkel , A. 1991 . Inverse gas chromatography: characterization of polymers, fibers, modified silicas, and surfactants . Crit. Rev. Anal. Chem. , 22 ( 5 ) : 411
   Web of Science ®Google Scholar
• Berger , J. , Merkwitz , H. , Szymanowski , J. and Voelkel , A. 1985 . Polarity of polyoxyethylene glycol dialkyl ethers and some sulphur analogs measured by gas chromatography . J. Chromatogr. , 333 : 319
   Web of Science ®Google Scholar
• Szymanowski , J. , Voelkel , A. , Berger , J. and Merkwitz , H. 1985 . Increments of some polarity parameters for polyoxyethylene glycol dialkyl ethers and for some of their sulphur analogs . J. Chromatogr. , 330 : 61
   Web of Science ®Google Scholar
• Voelkel , A. , Szymanowski , J. , Berger , J. and Ebert , K. 1987 . Polarity of aminoether alcohols and their ethers measured by reversed-phase gas chromatography . J. Chromatogr. , 391 : 373
   Web of Science ®Google Scholar
• Voelkel , A. , Szymanowski , J. , Berger , J. and Ebert , K. 1987 . Polarity of 1,3-bis{ω-butoxy(oxyethylene)propan-2-ols as measured by reversed-phase gas chromatography . J. Chromatogr. , 398 : 31
   Web of Science ®Google Scholar
• Voelkel , A. , Szymanowski , J. , Berger , J. and Ebert , K. 1987 . Polarity of 1,3-bis{ω-alkoxy(oxyethylene)propan-2-ols as measured by reversed-phase gas chromatography . J. Chromatogr. , 409 : 29
   Web of Science ®Google Scholar
• Voelkel , A. , Szymanowski , J. , Berger , J. and Rüstig , H. 1988 . Polarity of some individual derivatives of α,β-diaminooligoethers as measured by gas chromatography . J. Chromatogr. , 448 : 219
   Web of Science ®Google Scholar
• Voelkel , A. , Szymanowski , J. , Berger , J. and Rüstig , H. 1988 . Polarity of alkyl derivatives of diazapolyoxyethylene ethers as measured by gas chromatography . J. Chromatogr. , 454 : 51
   Web of Science ®Google Scholar
• Voelkel , A. 1988 . Polarity of oligooxyethylene derivatives of alcohols, thioalcohols and alkylamines as measured by gas chromatography . J. Chromatogr. , 450 : 291
   Web of Science ®Google Scholar
• Voelkel , A. 1988 . Influence of experimental conditions upon polarity parameters as measured by gas chromatography . J. Chromatogr. , 457 : 73
   Web of Science ®Google Scholar
• Voelkel , A. 1988 . Dispersive force parameters as a measure of the polarity of surfactants used as stationary phases in gas-liquid chromatography . J. Chromatogr. , 435 : 29
   Web of Science ®Google Scholar
• Voelkel , A. 1987 . New stationary phase polarity parameters considering the electric intermolecular interactions in gas chromatography . Chromatographia , 23 : 195
   Web of Science ®Google Scholar
• Voelkel , A. 1988 . The polarity of polyoxyethylene glycol dialkyl ethers and their sulphur analogs as measured by parameters considering intermolecular electric interactions . Chromatographia , 25 : 95
   Web of Science ®Google Scholar
• Voelkel , A. 1987 . Retention index and the thermodynamic function of solution for model nonionic surfactants in standard stationary phases as determined by gas-chromatography . J. Chromatogr. , 387 : 95
   Web of Science ®Google Scholar
• Voelkel , A. and Janas , J. 1991 . Attempts to use Laffort's solubility factors as polarity parameters for organic compounds in inverse gas chromatography . J. Chromatogr. , 555 : 205
   Web of Science ®Google Scholar
• Voelkel , A. and Janas , J. 1993 . Solubility parameters of broad and narrow distributed oxyethylates of fatty alcohols . J. Chromatogr. , 645 : 141
   Web of Science ®Google Scholar
• Voelkel , A. , Janas , J. and Garcia-Dominguez . 1993 . Inverse gas chromatography in characterization of surfactants . J. Chromatogr. , 654 : 135
   Web of Science ®Google Scholar
• Voelkel , A. and Janas , J. 1994 . Inverse gas chromatographic determination of solubility parameter and binary parameter of α,ω-diaminooligoethers . J. Chromatogr , 669 : 89
   Web of Science ®Google Scholar
• Voelkel , A. and Janas , J. in press . Elimination of adsorption effects on polarity parameters determined by inverse gas chromatography . J. Chromatogr. ,
   Web of Science ®Google Scholar
• Cross , J. 1987 . Nonionic Surfactants: Chemical Analysis , New York and Basel : Marcel Dekker, Inc. .
   Google Scholar
• Szymanowski , J. , Szewczyk , H. and Jerzykiewicz , W. 1981 . Products obtained in the first stages of the ethoxylation of alkylamines . Tenside Deterg. , 18 : 130
   Google Scholar
• Szymanowski , J. , Szewczyk , H. and Hetper , J. 1981 . Products obtained in the first stages of the ethoxylation of alkylamines . Tenside Deterg. , 18 : 333
   Google Scholar
• Szymanowski , J. and Szewczyk , H. 1981 . Analysis of the content of position isomers in oxyethylated hexylamine as determined by gas chromatography-mass spectrometry . Chem. Anal. , 26 : 469 in Polish
   Web of Science ®Google Scholar
• Szymanowski , J. , Szewczyk , H. and Atamańczuk , B. 1982 . The separation of polyoxyethylene glycol diacetates and the determination of their boiling points by gas-liquid chromatography . Tenside Deterg. , 19 : 70
   Google Scholar
• Szewczyk , H. , Szymanowski , J. and Jerzykiewicz , W. 1982 . Determination by gas-liquid chromatography of the composition of some commercial ethoxylated alkylamines . Tenside Deterg. , 19 : 287
   Google Scholar
• Szewczyk , H. and Szymanowski , J. 1982 . Determination of polyoxyethylene glycols in oxyethylene products by gas-liquid chromatography . Tenside Deterg. , 19 : 357
   Google Scholar
• Szewczyk , H. and Szymanowski , J. 1981 . Analysis of oxyethylated alcohols by gas-liquid chromatography . Chem. Anal. , 26 : 935 in Polish
   Web of Science ®Google Scholar
• Szewczyk , H. and Szymanowski , J. 1982 . Review of selected analytical methods for basic clases of nonionic surfactants with special consideration of gas chromatography . Tłuszcze Środki Piorące Kosmetyki , 26 : 10 in Polish
   Google Scholar
• Szymanowski , J. , Szewczyk , H. and Atamańczuk , B. 1984 . Statistical analysis of the content determination of polyoxyethylene glycol monoalkyl ethers as measured by means of gas liquid chromatography . Tenside Deterg. , 21 : 139
   Google Scholar
• Szymanowski , J. , Szewczyk , H. , Hetper , J. and Berger , J. 1986 . Analysis and identification of N-oligooxyethylene mono- and dialkylamines . J. Chromatogr. , 351 : 183
   Web of Science ®Google Scholar
• Szymanowski , J. , Voelkel , A. and Szewczyk , H. 1986 . The increments of the arithmetic retention index for nonionic surfactants having a polyoxyethylene chain . J. Chromatogr. , 360 : 43
   Web of Science ®Google Scholar
• Voelkel , A. , Szymanowski , J. and Berger , J. 1986 . The retention index and the partial molar thermodynamic parameters of a solution of some model polyoxyethylene derivatives of octanol, octylamine and octanthiol . Tenside Deterg. , 23 : 135
   Google Scholar
• Szymanowski , J. , Szewczyk , H. and Kusz , P. 1986 . Chromatographic analysis of nonionic surfactants after their chemical and thermal predegradation . Tłuszcze Šrodki Piorące Kosmetyki , 30 : 201 in Polish
   Google Scholar
• Szewczyk , H. , Dziwiński , E. and Szymanowski , J. 1987 . Analysis and identification of some aminoether alcohols and their ethers. . J. Chromatogr. , 410 : 447
   Web of Science ®Google Scholar
• Szymanowski , J. , Atamańczuk , B. and Szewczyk , H. 1987 . Molar mass distribution of the polyoxyethylene alcohols, alkylphenols and alkylamines . J. Chem. Tech. Biotechnol. , 40 : 1
   Web of Science ®Google Scholar
• Kusz , P. , Szymanowski , J. and Dziwiński , E. Analysis of nonionic surfactants after the predegradation with acetyl chloride . Proc. 2nd World Surfactants Congress, Surfactants in our World - Today and Tomorrow . Vol. 3 , pp. 239 Paris : ASPA .
   Google Scholar
• Szymanowski , J. , Kusz , P. , Dziwiński , E. and Latocha . 1988 . Degradation and analysis of polyoxyethylene monoalkyl ethers in the presence of acetyl chloride . J. Chromatogr. , 455 : 119
   Web of Science ®Google Scholar
• Szymanowski , J. , Kusz , P. and Dziwiński , E. 1988 . Chemical degradation and analysis of polyoxyethylene glycols and ethylene oxide-α-butylene oxide block copolymers . J. Chromatogr. , 455 : 131
   Web of Science ®Google Scholar
• Wiśniewski , M. and Szymanowski , J. 1989 . Analysis and molar mass distribution of polyoxyethylene 4-alkylphenylamines . J. Chromatogr. , 462 : 39
   Web of Science ®Google Scholar
• Szymanowski , J. , Kusz , P. , Dziwiński , E. , Szewczyk , H. and Pyźlski , K. 1989 . Degradation and analysis of polyoxyethylene monoalkyl ethers in the presence of acetyl chloride and ferric chloride . J. Chromatogr. , 464 : 197
   Web of Science ®Google Scholar
• Szymanowski , J. , Kusz , P. and Szewczyk , H. 1989 . Increments of the arithmetic retention for polyoxyetylene glycol monoalkyl ethers and their degradation products . J. Chromatogr. , 477 : 407
   Web of Science ®Google Scholar
• Kusz , P. , Szymanowski , J. , Pyźlski , K. and Dziwiński , E. 1990 . Degradation and analysis of ethylene oxide-propylene oxide block copolymers in the presence of acetyl chloride . Mag. LC GC , 8 : 48
   Google Scholar
• Szymanowski , J. , Kusz , P. , Dziwiński , E. and Latocha . 1990 . Degradation and analysis of oligooxyethylene glycol mono-(4-t-octyl-phenyl)ethers in the presence of acetyl chloride . J. Chromatogr. , 502 : 407
   Web of Science ®Google Scholar
• Szymanowski , J. , Kusz , P. and Dziwiński , E. 1990 . Degradation and analysis of commercial polyoxyethylene glycol mono-(4-alkylphenyl) ethers . J. Chromatogr. , 511 : 325
   Web of Science ®Google Scholar
• Bombaugh , K. J. and Levangie , R. F. 1970 . High-resolution preparative liquid chromatography using recycle . J. Chromatogr. Sci. , 8 : 560
   Web of Science ®Google Scholar
• Bombaugh , K. J. , Levangie , R. F. , King , R. N. and Abrahams , L. 1970 . Considerations for simplified-high performance liquid chromatograph . J. Chromatogr. Sci. , 8 : 657
   Web of Science ®Google Scholar
• Huber , J. F. K. , Kolder , F. F. M. and Miller , J. M. 1972 . Rapid separation and determination of nonionic surfactants of the polyethylene glycol-monoalkyl phenyl ether-type by column liquid chromatography . Anal. Chem. , 44 : 105
   PubMed Web of Science ®Google Scholar
• Allen , C. F. and Rice , L. I. 1975 . Separation of Triton X-100 and similar mixtures into component oligomers by high-pressure liquid chromatography . J. Chromatogr. , 110 : 151
   Web of Science ®Google Scholar
• Rothman , A. M. 1982 . High-performance liquid chromatographic method for determining ethoxymer distribution of alkylphenoxy polyoxyethylene surfactants . J. Chromatogr. , 253 : 283
   Web of Science ®Google Scholar
• Hayman , A. C. and Parris , N. A. Pittsburgh Conference, Paper 294 1979, and HPLC of Surfactants, DuPont Liquid Chromatography Technical Report . Wilmington, DE : DuPont .
   Google Scholar
• Escott , R. E. A. , Brinkworth , S. J. and Steedman , T. A. 1983 . The determination of ethoxylate oligomer distribution of non-ionic and anionic surfactants by high-performance liquid chromatography . J. Chromatogr. , 282 : 655
   Web of Science ®Google Scholar
• Van Der Maeden , F. P. B. , Biemond , M. E. F. and Jansen , P. C. G. M. 1978 . Oligomer separations by gradient elution high - performance liquid chromatography . J. Chromatogr. , 149 : 539
   Web of Science ®Google Scholar
• Allen , M. C. and Linder , D. E. 1981 . Ethylene oxide oligomer distribution in nonionic surfactants via high performance liquid chromatography (HPLC) . J. Am. Oil Chem. Soc. , 58 : 950
   Web of Science ®Google Scholar
• Nakamura , K. and Matsumoto , I. 1975 . Analysis of nonionic surfactants (I). Analysis of non-ionic surfactants of ethylene oxide adducts by high speed liquid chromatography . Nippon Kagaku Kaishi , 8 : 1342
   Google Scholar
• McClure , J. D. 1982 . Determination of ethylene oxide oligomer distributions in alcohol ethoxylates by HPLC using a rotating discflame ionization detector . J. Am. Oil Chem. Soc. , 59 : 364
   Web of Science ®Google Scholar
• Jandera , P. , Urbanek , J. , Prokeš , B. and Churáček , J. 1990 . Comparison of various stationary phases for normal-phase high-performance liquid chromatography of ethoxylated alkylphenols . J. Chromatogr. , 504 : 297
   Web of Science ®Google Scholar
• Brassard , S. , Laffose , M. and Dreux , M. 1992 . Comparison of ethoxylated alcohols and polyethylene glycols by high-performance liquid chromatography and supercritical fluid chromatography using evaporative light scattering detection . J. Chromatogr. , 591 : 149
   Web of Science ®Google Scholar
• Bear , G. R. 1988 . Universal detection and quantitation of surfactants by high-performance liquid chromatography by means of the evaporative light-scattering detector . J. Chromatogr. , 459 : 91
   Web of Science ®Google Scholar
• Zeman , I. 1986 . Chromatographic separations of surfactants. VI. Application of bonded diol phases for separation of ethoxylated surfactants by high performance liquid chromatography . J. Chromatogr. , 363 : 223
   Web of Science ®Google Scholar
• Zeman , I. , Šilha , J. and Bareš , M. 1986 . Separation of ethoxylates by HPLC . Tenside Detergents , 23 : 4
   Google Scholar
• Zeman , I. 1990 . Chromatographic separation of surfactants XII. Quantification of results in trial high-performance liquid chromatography of ethoxylated surfactants . J. Chromatogr. , 509 : 201
   Web of Science ®Google Scholar
• Aserin , A. , Frenkel , M. and Garti , N. 1984 . HPLC analysis of nonionic surfactants. Part IV. Polyoxyethylene fatty alcohols . J. Am. Oil Chem. Soc. , 61 : 805
   Web of Science ®Google Scholar
• Aserin , A. , Garti , N. and Frenkel , M. 1984 . HPLC analysis of nonionic surfactants - part V; ethoxylated fatty acids . J. Liq. Chromatogr. , 7 ( 8 ) : 1545
   Web of Science ®Google Scholar
• Trukhanova , N. V. , Volkov , S. A. and Semenikhin , A. M. 1986 . Determination of the molecular weight distribution of ethoxylated alkylphenols by high-performance liquid chromatography . Neftepererab. Neftekhim. (Moscow) , 9 : 28 in Russian
   Google Scholar
• Ahel , M. and Giger , W. 1985 . Determination of nonionic surfactants of the alkylphenol polyethoxylate type by high-performance liquid chromatography . Anal. Chem. , 57 : 2584
   Web of Science ®Google Scholar
• Anghel , D. F. , Balcan , M. , Voicu , A. and Elian , M. 1987 . Analysis of ethoxylated nonyl-phenyl by means of normal phase liquid chromatography . Revista de chimie , 38 ( 2 ) : 148 in Romanian
   Google Scholar
• Desbéne , P. L. and Desmaziers , B. 1994 . Analytical study of polyoxyethylene surfactants of high degree of condensation by normal-phase liquid chromatography on p-nitrophenyl-bonded silica . J. Chromatogr. , 661 : 207
   Web of Science ®Google Scholar
• Desbéne , P. L. , Desmaziers , B. , Basselier , J. and Minsieux , L. 1987 . HPLC determination of non-ionic surfactants used in tertiary oil recovery . Chromatography , 24 : 588
   Web of Science ®Google Scholar
• Desbéne , P. L. , Desmaziers , B. , Even , V. , Basselier , J. and Minsieux , L. 1987 . Analysis of non-ionic surfactants used in tertiary oil recovery. Optimization of stationary phase in normal phase partition chromatography . Chromatography , 24 : 857
   Web of Science ®Google Scholar
• Desbéne , P. L. , Even , V. , Desmaziers , B. , Basselier , J. and Minsieux , L. 1988 . Possibilities offered by liquid chromatography on diol bonded silica gel for the determination of nonionic surfactants used in petroleum recovery . Analusis , 16 ( 7 ) : 44 in French
   Google Scholar
• Miszkiewicz , W. unpubished results
   Google Scholar
• Ahel , M. and Giger , W. 1985 . Determination of alkylphenols and mono- and diethoxylates in environmental samples by high-performance liquid chromatography . Anal. Chem. , 57 : 1577
   Web of Science ®Google Scholar
• Von Gerhardt , W. and Much , H. 1981 . Selected poly(oxyethylene) derivatives. VIII. Quantitative analysis of the components of technical isononylphenol by high pressure liquid chromatography . Tenside Detergents , 18 ( 3 ) : 120 in German
   Google Scholar
• Desbéne , P. L. , Basselier , J. and Desmaziers , B. 1989 . Analytical study of non-ionic surfactants used in enhanced oil recovery. Optimization of analytical conditions in reversed-phase partition chromatography . J. Chromatogr. , 461 : 305
   Web of Science ®Google Scholar
• Kudoh , M. 1984 . Separation of alcohol ethoxylates by high-performance liquid chromatography . J. Chromatogr. , 291 : 327
   Web of Science ®Google Scholar
• Thomas , D. and Rocca , J. L. 1979 . High performance liquid chromatographic analysis of surfactants used in detergent formulations . Analusis , 7–8 ( 7 ) : 386 in French
   Google Scholar
• Varughese , P. , Gangoda , M. E. and Gilpin , R. K. 1990 . Reversed-phase liquid chromatographic studies of nonionic surfactants and related solutes . J. Chromatogr. , 499 : 469
   Web of Science ®Google Scholar
• Shiraishi , H. , Otsuki , A. and Fuwa , K. 1982 . Identification and quantification of poly(oxyethylene)alkyl ether nonionic surfactants in river water at trace levels by Field Desorption Mass Spectrometry . Bull. Chem. Soc. Jpn. , 55 : 1410
   Web of Science ®Google Scholar
• Otsuki , A. and Shiraishi , H. 1979 . Determination of poly(oxyethylene)alkylphenyl ether non-ionic surfactants in water at trace levels by reversed phase adsorption liquid chromatography and field desorption mass spectrometry . Anal. Chem. , 51 ( 14 ) : 2329
   Web of Science ®Google Scholar
• Schmitt , T. M. , Allen , M. C. , Brain , D. K. , Guin , K. F. , Lemmez , D. E. and Osburn , Q. W. 1990 . HPLC determination of ethoxylated alcohol surfactants in wastewater . J. Am. Oil Chem. Soc. , 67 : 103
   Web of Science ®Google Scholar
• 1972 . Surface Active Agents (Non-ionic)—Determination of Polyethylene glycols and Non-ionic Active Matter (Adducts)—Weibull Method , International Standard ISO 2268 Paris : ISO .
   Google Scholar
• Turner , L. P. , Mc Cullough , D. and Jackewitz , A. 1976 . Quantitative determination of polyethylene glycols in nonionic surfactants by high pressure liquid chromatography . J. Am. Oil Chem. Soc. , 53 : 691
   Web of Science ®Google Scholar
• Pollerberg , J. and Heinerth , E. III . 1960 . Int. Kongr. Grenzfl. Akt. Stoffe , 3 : 89
   Google Scholar
• Blomeyer , K. F. 1969 . C.I.A. Works concerning analysis of nonionic surfactants . Fette, Seifen, Anstrichm. , 71 : 240
   Web of Science ®Google Scholar
• 1976 . Commission Internationale d'Analyse Document A-201
   Google Scholar
• Taylor , E. A. 1972 . The determination of polyethylene glycol in certain non-ionic surface active agents . J. Chromatogr. , 64 : 71
   Web of Science ®Google Scholar
• čoupková , M. , Janeš , K. , Sanitrák , J. and čoupek , J. 1978 . Determination of free polyethylene glycols in ethoxylated derivatives by liquid chromatography . J. Chromatogr. , 160 : 73
   Web of Science ®Google Scholar
• Wang , Z. and Fingas , M. 1993 . Rapid separation of non-ionic surfactants of polyethoxylated octylphenol and determination of ethylene oxide oligomer distribution by C1 column reversed-phase liquid chromatography . J. Chromatogr. , 673 : 145
   Web of Science ®Google Scholar
• Kudoh , M. , Kotsuji , M. , Fudano , S. and Tsuji , K. 1984 . Analysis of fatty acid ethoxylates by preparative high-performance liquid chromatography . J. Chromatogr. , 295 : 187
   Web of Science ®Google Scholar
• Mengerink , Y. , de Man , H. C. J. and Van der Wal , Sj. 1991 . Use of an evaporative light scattering detector in reversed-phase high performance liquid chromatography of oligomeric surfactants . J. Chromatogr. , 552 : 593
   Web of Science ®Google Scholar
• Melander , W. R. , Nahum , A. and Horvath , Cs. 1979 . Mobile phase effects in reversed-phase chromatography. III. Changes in conformation and retention of oligo(ethylene glycol) derivatives with temperature and eluent composition . J. Chromatogr. , 185 : 129
   Web of Science ®Google Scholar
• Okada , T. 1992 . Automated analyses of non-ionic surfactants in terms of hydrophobic and polyoxyethylated chain lengths . J. Chromatogr. , 609 : 213
   Web of Science ®Google Scholar
• Noguchi , K. , Yanagihara , Y. , Kasai , M. and Katayama , B. 1989 . Chromatographic properties of a vinyl alcohol copolymer gel column for the analysis of non-ionic surfactants . J. Chromatogr. , 461 : 365
   Web of Science ®Google Scholar
• Bombaugh , K. J. 1970 . Recent developments in gel permeation chromatography: high speed and high resolution . J. Chromatogr. , 53 : 27
   Web of Science ®Google Scholar
• Okada , T. 1990 . Chromatographic oligomer separation of poly(oxyethylenes) on K + -form cation-exchange resin . Anal. Chem. , 62 : 327
   Web of Science ®Google Scholar
• Okada , T. 1990 . Indirect conductometric detection of poly(oxyethylenes) after chromatographic separation . Anal. Chem. , 62 : 734
   Web of Science ®Google Scholar
• Okada , T. 1991 . Temperature programming for separation of polyoxyethylene oligomers . Anal. Chem. , 63 : 1043
   Web of Science ®Google Scholar
• Desmarieres , B. , Portet , F. and Desbéne , P. L. 1993 . Analytical study of highly condensed non ionic surfactants. Separation on cation exchangers . Chromatographia , 36 : 307
   Web of Science ®Google Scholar
• Krejčí , M. , Roudná , M. and Vavrouch , Z. 1974 . Analysis of non-ionic surfactants of the alkylphenol type in the presence of mineral oil by means of liquid chromatography . J. Chromatogr. , 91 : 549
   Web of Science ®Google Scholar
• Zhou , C. , Bahr , A. and Schwedt , G. 1990 . Separation and determination of non-ionic surfactants of the nonylphenol polyglycol ether type by liquid chromatography . Anal. Chim. Acta , 236 : 263
   Web of Science ®Google Scholar
• Nitschke , L. and Huber , I. 1993 . Analysis of ethoxylated alcohol surfactants in water by HPLC . Fresenius' J. Anal. Chem. , 345 : 585
   Google Scholar
• Cavalli , L. , Gellera , A. , Cassani , G. , Lazarin , M. , Maraschin , C. and Nucci , G. 1993 . Analysis of non-ionics and alcohol ethoxylates. Application to confirmatory biodegradation test effluents . Riv. Ital. Sostanze Grasse , 70 : 447
   Google Scholar
• Nozawa , A. and Ohnuma , T. 1980 . Improved high-performance liquid chromatographic analysis of ethylene oxide condensates by their esterification with 3,5-dinitrobenzoyl chloride . J. Chromatogr. , 187 : 261
   Web of Science ®Google Scholar
• Aitzetmüller , K. 1975 . Applications of moving-wire detectors for the liquid chromatography of fats and fatty acid derived oleochemicals . J. Chromatogr. Sci. , 13 : 454
   PubMed Web of Science ®Google Scholar
• Scott , R. P. W. and Lawrence , J. G. 1970 . An improved moving wire liquid chromatography detector . J. Chomatogr. Sci. , 8 : 65
   Web of Science ®Google Scholar
• Stołyhwo , A. 1986 . “ Separation and detection in liquid chromatography of lipids ” . In Rozprawa habilitacyjna , Gdańsk : Gdańsk Technical University . in Polish
   Google Scholar
• Mourey , T. H. and Oppenheimer , L. E. 1984 . Principles of operation of an evaporative light-scattering detector for liquid chromatography . Anal. Chem. , 56 : 2427
   Web of Science ®Google Scholar
• Charlesworth , J. M. 1978 . Evaporative analyzer as a mass detector for liquid chromatography . Anal. Chem. , 50 : 1414
   Web of Science ®Google Scholar
• Kudoh , M. , Ozawa , H. , Fudano , S. and Tsuji , K. 1984 . Determination of trace amounts of alcohol and alkylphenol ethoxylates by high-performance liquid chromatography with fluorimetric detection . J. Chromatogr. , 287 : 337
   Web of Science ®Google Scholar
• Holt , M. S. , Mc Kerrell , E. H. , Perry , J. and Watkinson , R. J. 1986 . Determination of alkylphenol ethoxylates in environmental samples by high-performance liquid chromatography coupled to fluorescence detection . J. Chromatogr. , 362 : 419
   Web of Science ®Google Scholar
• Lemr , K. , Zanette , M. and Marcomini , A. 1994 . Reversed phase high performance liquid chromatographic separation of 1-naphthyl isocyanate derivatives of linear alcohol polyethoxylates . J. Chromatogr. A , 686 : 219
   Web of Science ®Google Scholar
• Kloster , G. October 15 1992 . presented at the AIS-CESIO Workshop on Method Development for Alcohol Ethoxylates , October 15 , Storm beek- Bever .
   Google Scholar
• Marcomini , A. and Zanette , M. 1994 . Derivatization procedures and HPLC separations for environmental analysis of aliphatic alcohols and polyethyleneglycol ethers (AE) . Riv. Ital. Sostanze Grasse , 71 ( 4 ) : 203
   Google Scholar
• Brown , D. , de Henau , H. , Garrigan , V. , Gerike , P. , Holt , M. , Kunkel , E. , Matthijs , E. , Waters , J. and Watkinson , R. J. 1987 . Removal of nonionics in sewage treatment plants II . Tenside Surf. Det. , 24 ( 1 ) : 14
   Google Scholar
• Evans , K. A. , Dubey , S. T. , Kravetz , L. , Dzidic , I. , Gumulka , J. , Mueller , R. and Stork , J. R. 1994 . Quantitative determination of linear primary alcohol ethoxylate surfactants in environmental samples by thermospray LC/MS . Anal. Chem. , 66 ( 5 ) : 699
   Web of Science ®Google Scholar
• Levsen , K. , Wagner-Redeker , W. and Schafer , K. H. 1985 . On-line liquid chromatography-mass spectrometry analysis of non-ionic surfactants . J. Chromatogr. , 323 : 135
   Web of Science ®Google Scholar
• Rochwood , A. L. and Higuchi , T. 1992 . Liquid chromatography/mass spectrometry (LC/MS) analysis of non-ionic surfactants using the FRIT-FAB method . Tenside Surf. Det. , 29 ( 1 ) : 6
   Google Scholar
• Liang , Z. , Marshall , A. G. and Westmoreland , D. G. 1991 . Determination of molecular weight distributions of tert-octylphenol ethoxylate surfactant polymers by laser desorption fourier transform ion cyclotron resonance mass spectrometry and high-performance liquid chromatography . Anal. Chem. , 63 : 815
   PubMed Web of Science ®Google Scholar
• Kelly , J. and Greenwald , H. L. 1958 . Chromatographic separation of a non-ionic polyether surfactant . J. Phys. Chem. , 62 : 1096
   Web of Science ®Google Scholar
• Ernst , J. M. 1984 . Separation of phenol ethoxylate homologues by liquid chromatography with an ion exchange column . Anal. Chem. , 56 : 834
   Web of Science ®Google Scholar
• Kudoh , M. , Fudano , S. and Yamaguchi , S. 1981 . Determination of poly(ethylene glycols) in nonionic surfactants by preparative high performance liquid chromatography . J. Chromatogr. , 205 : 473
   Web of Science ®Google Scholar
• Pilc , J. A. and Sermon , P. A. 1987 . Chromatographic separation of a wide range ethoxylated non-ionic surfactants and their sulphonates using high performance liquid chromatography . J. Chromatogr. , 398 : 375
   Web of Science ®Google Scholar
• Schreuder , R. H. and Martijn , A. 1988 . Determination of dodecylbenzenesulphonates and ethoxylated alkylphenols in liquid pesticide formulations by high performance liquid chromatography . J. Chromatogr. , 435 : 73
   PubMed Web of Science ®Google Scholar
• Marcomini , A. , Capri , S. and Giger , W. 1987 . Determination of linear alkylbenzenesulphonates, alkylphenol polyethoxylates and nonylphenol in waste water by high performance liquid chromatography after enrichment on octadecyl silica . J. Chromatogr. , 403 : 243
   PubMed Web of Science ®Google Scholar
• Sithole , B. B. and Allen , L. H. 1989 . Determination of nonionic nonylphenol ethoxylate surfactants in pulp and paper mill process samples by spectrophotometry and liquid chromatography . J. Assoc. Off. Anal. Chem. , 72 ( 2 ) : 273
   Google Scholar
• Cortesi , N. , Moretti , E. and Fedeli , E. 1980 . Determination of the molecular weight distribution of ethoxylated alkylphenols by HPLC . Riv. Ital. Sostanze Grasse , LVII : 141 in Italian
   Google Scholar
• Kazakevich , V. and Larin , A. V. 1991 . Separation and determination of ethoxylated non-ionic surfactants by high-performance liquid chromatography . Zh. Anal. Khim. , 46 ( 2 ) : 374 in Russian
   Web of Science ®Google Scholar
• Tember , G. A. , Getmanskaya , Z. I. , Kiseleva , N. S. and Ivanov , V. N. 1983 . Determination of molecular weight distribution of ethoxylated aliphatic alcohols using liquid chromatography . Zavod. Lab. , 12 : 7 in Russian
   Google Scholar
• Bombaugh , K. J. , Dark , W. A. and Levangie , R. F. 1969 . High-resolution steric chromatography . J. Chomatog. Sci. , 7 : 42
   Web of Science ®Google Scholar
• Parris , N. and Weil , J. K. 1979 . Determination of diester formation in diethylene glycol and tetraethylene glycol monoesters . J. Am. Oil Chem. Soc. , 56 : 775
   Web of Science ®Google Scholar
• Lafosse , M. , Dreux , M. and Morin-Allory , L. 1987 . Application fields of a new evaporative light scattering detector for high-performance liquid chromatography and supercritical fluid chromatography . J. Chromatogr. , 404 : 95 in French
   Web of Science ®Google Scholar
• Kudoh , M. , Konami , S. , Fudano , S. and Yamaguchi , S. 1982 . Retention behaviour of alkylene oxides in reversed-phase high-performance liquid chromatography . J. Chromatogr. , 234 : 209
   Web of Science ®Google Scholar
• Yasambertt , F. , Cabrera , W. , Marquez , N. and Salager , J. L. 1995 . Analysis of ethoxylated nonylphenol surfactants by high performance size exclusion chromatography (HPSEC) . J. Liq. Chromatogr. , 18 ( 6 ) : 1157
   Web of Science ®Google Scholar
• Wood , R. , Cummings , L. and Jupille , T. 1980 . Recent developments in ion-exchange chromatography . J. Chomatog. Sci. , 18 : 551
   Web of Science ®Google Scholar
• Marquez , N. , Anton , R. E. , Usubilaga , A. and Salager , J. L. 1994 . Optimization of HPLC conditions to analyze widely distributed ethoxylated alkylphenol surfactants . J. Liq. Chromatogr. , 17 ( 5 ) : 1147
   Web of Science ®Google Scholar
• Ono , K. , Konami , H. and Murakami , K. 1979 . Conductometric studies of ion binding to poly(oxyethylene) in methanol . J. Phys. Chem. , 83 : 2665
   Web of Science ®Google Scholar
• Burger-Guerrisi , C. and Tondre , C. 1987 . Conductometric study of the interaction of 1:1 electrolytes with nonionic surfactants having short polyoxyethylated chains: methanolic solutions of alkylated and fluoroalkylated surfactants and oil/water microemulsions . J. Colloid Interface Sci. , 116 ( 1 ) : 100
   Web of Science ®Google Scholar