DIN EN 12766-3 Berichtigung 1-2007 Petroleum products and used oils - Determination of PCBs and related products - Part 3 Determination and quantification of polychlorinated terphe.pdf

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1、 June 2007DIN EN 12766-3 Corrigendum 1 ICS 75.080; 75.100 Petroleum products and used oils Determination of PCBs and related products Part 3: Determination and quantification of polychlorinated terphenyls (PCT) and polychlorinated benzyl toluenes (PCBT) content by gas chromatography (GC) using an el

2、ectron capture detector (ECD) Corrigendum 1 to English version of DIN EN 12766-3:2005-02 Minerallerzeugnisse und Gebrauchtle Bestimmung von PCBs und verwandten Produkten Teil 3: Bestimmung und Berechnung der Gehalte von polychlorierten Terphenylen (PCT) und polychlorierten Benzyltoluolen (PCBT) mitt

3、els Gaschromatographie unter Verwendung eines Elektroneneinfang-Detektors (ECD) Berichtigung 1 zur englischen Fassung DIN EN 12766-3:2005-02 Document comprises 2 pages No part of this standard may be reproduced without prior permission of DIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag

4、 GmbH, 10772 Berlin, Germany, has the exclusive right of sale for German Standards (DIN-Normen). English price group 99 www.din.de www.beuth.de !$IU“1389150This corrigendum should be filed together with the translation of the standard to which it refers and a corresponding note made on the translati

5、on. DIN EN 12766-3 Corr 1:2007-06 2 This Corrigendum is based on EN 12766-3:2004/AC:2007. In the English version of DIN EN 12766-3:2005-02 the following corrections are to be made: Re 5.1 Renumber items b) and c) as follows: a) 3 ml silica gel column, of adsorbent mass 500 mg, particle size 40 m; b)

6、 3 ml benzenesulphonic acid column, of adsorbent mass 500 mg, particle size 40 m. Re 11.2 Modify the first sentence as follows: Three marker peaks of each commercial mixture (5.3.7, 5.3.8 and 5.3.9) shall be identified and selected according to their relative abundance (see Table 3). Re 12 Modify th

7、e first paragraph as follows: Inject a sample of the prepared test solution (see Clause 7), using the same volume as used for calibration (see Clause 11), onto the gas chromatograph. Record the chromatogram with the same operating conditions (see Clause 9) of the gas chromatograph as used in the calibration procedure.