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008190718s1991    onc    #otb  f000 0 eng d
040 |aCaOODSP|beng|erda|cCaOODSP
041 |aeng|bfre
043 |an-cn---
0861 |aEn13-5/91-104E-PDF
1001 |aOnuska, Francis I., |d1935- |eauthor.
24510|aSupercritical fluid extraction of polychlorinated dibenzo-p-dioxins from municipal incinerator fly ash / |cFrancis I. Onuska and K.A. Terry.
264 1|aBurlington, Ontario : |bNational Water Research Institute = Institut national de recherche sur les eaux, |c[1991]
300 |a1 online resource (iv, 14 pages).
336 |atext|btxt|2rdacontent
337 |acomputer|bc|2rdamedia
338 |aonline resource|bcr|2rdacarrier
4901 |aNWRI contribution ; |v91-104
500 |aDigitized edition from print [produced by Environment and Climate Change Canada].
504 |aIncludes bibliographical references (page 14).
520 |a"Supercritical fluid extraction can be used to extract chlorinated dibenzo-p-dioxins from fly ash. The ability of supercritical fluid extraction (SFE) to remove polychlorinated dibenzo-p-dioxins (PCDDs) from an incinerator fly ash sample was investigated employing supercritical nitrous oxide and its mixtures with methanol, and toluene. The use of a virtually inert fluid such as pure nitrous oxide provides significant improvement over conventional extraction procedures in that no solvent residue is left in the processed extract. Recoveries of individual PCDD congeners were calculated from the analysis of C-13 labelled dioxins employing selected ion monitoring high resolution gas chromatography-mass spectrometry (HRGC/MS)"--Abstract.
546 |aIncludes abstract in French.
69207|2gccst|aWater management
69207|2gccst|aWater pollution
7001 |aTerry, K. A., |eauthor.
7101 |aCanada. |bEnvironment Canada.
7102 |aNational Water Research Institute (Canada)
830#0|aNWRI contribution ;|v91-104. |w(CaOODSP)9.844121
85640|qPDF|s1.64 MB|uhttps://publications.gc.ca/collections/collection_2019/eccc/en13-5/En13-5-91-104-eng.pdf