1、DEUTSCHE NORM No part of this standard may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).June 2005DIN ISO 16772English price group 8 www.din.de w
2、ww.beuth.de10.05 9653012Continued overleaf.Document comprises 10 pages.Soil qualityDetermination of mercury in aqua regia soil extracts with cold-vapour atomic spectrometry or cold-vapour atomic uorescence spectrometry(ISO 16772:2004)Bodenbeschaffenheit Bestimmung von Quecksilber in Knigswasser-Extr
3、akten von Boden durch Kalt-dampf-Atomabsorptionsspektrometrie oder Kaltdampf-Atomuoreszenzspektrometrie (ISO 16772:2004)National forewordThis standard has been prepared by ISO/TC 190 Soil quality.The responsible German body involved in its preparation was the Normenausschuss Wasserwesen (Water Pract
4、ice Standards Committee), Technical Committee NAW I 2 Boden- und Abfalluntersuchung.Expert assistance and specialized laboratories will be required to perform the analysis described in this standard.The DIN Standards corresponding to the International Standards referred to in clause 2 and in the bib
5、li-ography of the ISO Standard are as follows:ISO Standard DIN StandardISO 648 DIN 12690ISO 1042 DIN EN ISO 1042ISO 3696 DIN ISO 3696ISO 5725-2 DIN ISO 5725-2ISO 11464 DIN ISO 11464ISO 11465 DIN ISO 11465ISO 11466 DIN ISO 11466ICS 13.080.10National Annex NA(informative)BibliographyDIN 12690 Class A
6、and class B one-mark bulb pipettes for laboratory useDIN EN ISO 1042 Laboratory glassware One-mark volumetric asks (ISO 1042:1998)DIN ISO 3696 Water for analytical laboratory use Specication and test methods (ISO 3696:1987)DIN ISO 5725-2 Accuracy (trueness and precision) of measurement methods and r
7、esults Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method (ISO 5725-2:1994)DIN ISO 11464 Soil quality Pretreatment of samples for physico-chemical analyses (ISO 11464:1994)DIN ISO 11465 Soil quality Determination of dry matter and water c
8、ontent on a mass basis Gravi-metric method (ISO 11274:1993)DIN ISO 11466 Soil quality Extraction of trace elements soluble in aqua regia (ISO 11466:1995)Page 2 DIN ISO 16772:2005-06Page 1 ISO 16772:2004Soil qualityDetermination of mercury in aqua regia soil extracts with cold-vapour atomic spectrometry or cold-vapour atomic uorescence spectrometryPage 2 ISO 16772:2004Page 3 ISO 16772:2004Page 4 ISO 16772:2004Page 5 ISO 16772:2004Page 6 ISO 16772:2004Page 7 ISO 16772:2004Page 8 ISO 16772:2004
