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Comparison between GC chromatograms obtained for pentylesters and methylesters after transesterification of butteroil triglycerides<\/p>\n\t\t
1998<\/p>\n\t\t
Author(s)<\/p>\n\t\t
Daniele Naviglio<\/p>\n\t\t
Caption<\/p>\n\t\t
GC chromatograms of pentylesters (up) and mthylesters.<\/p>\n\t\t
Comments<\/p>\n\t\t
Elution of esters was obtained using the same GC conditions: capillary column RTX-2330, 60 m; i.d. 0,25 mm; f.t. 0,2 micron. Gas carrier: helium at constant flow of 2 ml\/min.; FID temperture:250 \u00b0C. Column program: 50 \u00b0C for 3 min; increment 8\u00b0C\/min to 240, hold for 2 min. Injection 1 microL by using PTV.<\/p>\n\t\t
Discovery<\/p>\n\t\t
It was the first time that butter triglycerides were transesterified in a one step reaction as pentylesters. The adavantages of this analysis in respect of methyl esters were that a major recovery of short chain fatty acids (SCFA) was observed and that standard deviation associated to them was lowered.<\/p>\n\t\t
Bibliography<\/p>\n\t\t
NOTA G., NAVIGLIO D., ROMANO R., SABIA V., SPAGNA MUSSO S. (1998). Evaluation and improvement of transesterification methods of triglycerides.\r\nAnalytical Letters 31 (14), 2499-2512.\r\n<\/p>\n\t\t
Email<\/p>\n\t\t
danielenaviglio@inwind.it<\/p>\n\t<\/div>\n<\/div>\n\n"}