DETERMINATION OF FORMALDEHYDE IN FINGER-PAINTS FOR CHILDREN USE BY SFE COMBINED WITH SPECTROPHOTOMETRIC AND CHROMATOGRAPHIC TECHNIQUES

REFERENCES

• Miksch , R. R. , Anthon , D. W. , Fanning , L. Z. , Holowell , C. D. , Revzan , K. and Glanville , J. 1981 . Modified Pararosaniline Method for the Determination of Formaldehyde in Air . Anal. Chem. , 53 ( 13 ) : 2118 – 2123 .
   Google Scholar
• Pedrero-Mun˜oz , M. , De Villena-Rueda , F. J. and Polo-Díez , L. M. 1989 . Determination of Formaldehyde in Air by Flow Inyection Using Pararosaniline and Spectrophotometric Detection . Analyst , 114 : 1469 – 1487 .
   Google Scholar
• Possanzini , M. and Di Palo , V. 1997 . Determination of Formaldehyde and Acetaldehyde in Air by HPLC with Fluorescence Detection . Chromatographia , 46 ( 5/6 ) : 235 – 240 .
   Google Scholar
• Van Hoof , F. , Wittocx , A. , Van Buggenhout , E. and Janssens , J. 1985 . Determination of Alyphatic Aldehydes in Waters by High-Performance Liquid Chromatography . Anal. Chim. Acta , 169 : 419 – 424 .
   Google Scholar
• Takami , K. , Kuwata , K. , Sugimae , A. and Nakamoto , M. 1985 . Trace Determination of Aldehydes in Water by High-Performance Liquid Chromatography . Anal. Chem. , 57 ( 1 ) : 243 – 245 .
   Web of Science ®Google Scholar
• Kieber , R. J. and Mopper , K. 1990 . Determination of Picomolar Concentrations of Carbonyl Compounds in Natural Waters, Including Seawater, by Liquid Chromatography . Environ. Sci. Technol. , 24 ( 10 ) : 1477 – 1481 .
   Web of Science ®Google Scholar
• Cotsaris , E. and Nicholson , B. C. 1993 . Low Level Determination of Formaldehyde in Water by High-Performance Liquid Chromatography . Analyst , 118 : 265 – 268 .
   Web of Science ®Google Scholar
• Velikonja , S. , Jarc , I. , Zupancic-Kralj , L. and Marsel , J. 1995 . Comparison of Gas Chromatographic and Spectrophotometric Techniques for the Determination of Formaldehyde in Water . J. Chromatogr, A , 704 : 449 – 454 .
   Google Scholar
• Engelhardt , H. and Klinkner , R. 1985 . Determination of Free Formaldehyde in the Presence of Donators in Cosmetics by HPLC and Post-Column Derivation . Chromatographia , 20 ( 9 ) : 559 – 565 .
   Google Scholar
• Rastogi , S. C. 1992 . A Survey of Formaldehyde in Shampoos and Skin Creams on the Danish Market . Contact Dermatitis , 27 : 235 – 240 .
   PubMed Web of Science ®Google Scholar
• Tashkov , W. 1996 . Determination of Formaldehyde in Foods, Biological Media and Technological Materials by Headspace gas Chromatography . Chromatographia , 43 ( 11/12 ) : 625 – 627 .
   Google Scholar
• McGuire , M. and Nahm , S. H. 1991 . Determination, by GC-MS Using Deuterated Internal Standards, of Formaldehyde and Methanol Evolved During Curing of Coatings . J. High Resol. Chromat. , 14 : 241 – 244 .
   Google Scholar
• János , É. , Balla , J. , Tyihák , E. and Gáborjányi , R. 1980 . Gas- Liquid Chromatographic Analysis of Dimedone Derivatives of Formaldehyde and Other Aliphatic aldehydes on Capillary Columns . J. Chromatogr. , 191 : 239 – 244 .
   Google Scholar
• Russell-S ummers , W. 1990 . Characterization of Formaldehyde and Formaldehyde-Releasing Preservatives by Combined Reversed-Phase Cation Exchange High-Performance Liquid Chromatography with Postcolumn Derivatization Using Nash's Reagent . Anal. Chem. , 62 : 1397 – 1402 .
   Google Scholar
• Langenfeld , J. J. , Hawthorne , S. B. , Miller , D. J. and Pawliszyn , J. 1994 . Role of Modifiers for Analytical-Scale Supercritical Fluid Extraction of Environmental Samples . Anal. Chem. , 66 ( 6 ) : 909 – 916 .
   Google Scholar
• Langenfeld , J. J. , Burford , M. D. , Hawthorne , S. B. and Miller , D. J. 1992 . Effects of Collection Solvent Parameters and Extraction Cell Geometry on Supercritical Fluid Extraction Efficiencies . J. Chromatogr. , 594 : 297 – 307 .
   Web of Science ®Google Scholar
• Fiddler , W. and Pensabene , J. W. 1996 . Supercritical Fluid Extraction of Volatile N-Nitrosamines in Fried Bacon and Its Drippings: Method Comparison . J. AOAC Int. , 79 ( 4 ) : 895 – 901 .
   PubMedGoogle Scholar
• Marŕn , M. L. , Jiménez , A. , López , J. and Vilaplana , J. 1996 . Analysis of Poly(Vinyl Chloride) Additives by Supercritical Fluid Extraction and Gas Chromatography . J. Chromatogr A. , 750 : 183 – 190 .
   Google Scholar
• Garrigós , M. C. , Reche , F. , Pernías , K. , Sánchez , A. and Jiménez , A. 1998 . Determination of Some Aromatic Amines in Finger-Paints for Children's Use by Supercritical Fluid Extraction Combined with Gas Chromatography . J. Chromatogr A. , 819 : 259 – 266 .
   PubMed Web of Science ®Google Scholar
• Montgomery , D. C. 1976 . “ 2k and 3k Factorial Designs ” . In Design and Analysis of Experiments 180 – 214 . New York : J.Wiley & Sons .
   Google Scholar
• Hawthorne , S. B. 1990 . Analytical-Scale Supercritical Fluid Extraction . Anal. Chem. , 62 ( 11 ) : 633A – 642A .
   Web of Science ®Google Scholar
• Riekkola , M. L. and Manninen , P. 1993 . Supercritical Fluid Extraction as an Alternative Sample Preparation Method . Trends Anal. Chem. , 12 ( 3 ) : 108 – 114 .
   Google Scholar
• McNally , M. E.P. 1996 . Method Development in Supercritical Fluid Extraction . J. AOAC Int. , 79 ( 2 ) : 380 – 387 .
   Google Scholar