The Use of Ozone Ashing and Ultrasonic Disintegration as a Sample Preparation Technique for the Determination of Metals in Plant Sections By Slurry Atomisation AAS

Alan Newman, Mark Bateman, Steve Smith, Anne Miller

    Research output: Contribution to conferencePosterpeer-review

    Abstract

    Ashing at 60-80⁰C in an Ozone atmosphere followed by disruption by ultrasound has been successfully used to prepare plant samples for slurry ETA-AAS . Although the sample preparation time is as long as 5 days the system needs no operator input and for plant microanalysis the system offers significant opportunities. The low temperature ashing prevents loss of volatile analytes. The system currently in use is a set of laboratory built glass chambers each capable of holding 3 samples. The heating has been carried out in a, modified, redundant GC oven.
    Original languageEnglish
    DOIs
    Publication statusPublished - 1996
    Event8th Biennial National Atomic Spectroscopy Symposium - Norwich, United Kingdom
    Duration: 17 Jul 199619 Jul 1996
    Conference number: 8

    Conference

    Conference8th Biennial National Atomic Spectroscopy Symposium
    Abbreviated titleBNASS
    Country/TerritoryUnited Kingdom
    CityNorwich
    Period17/07/9619/07/96

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