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公开(公告)号：CA2813975A1
公开(公告)日：2012-04-12
申请号：CA2813975
申请日：2011-10-06
Applicant: BASF SE
Inventor： GRASSER WALTER , GROS ANDREAS , PAEBST HANS , DOMKE IMME , MICHAILOVSKI ALEXEJ
IPC: G01N30/06
Abstract: Method of assaying noble metals in a mineral and/or ceramic matrix in the content range from 0.03 to 500 mg/kg, which comprises the following steps: (a) Dry thermal treatment of a homogenized sample in a reducing atmosphere; (b) Extraction in an oxidizing medium; (c) Atomic spectrometric quantification of the noble metals by means of ICP-QMS.
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