An inter-laboratory evaluation of LA-ICP-MS analysis of glass and the use of a database for the interpretation of glass evidence
Forensic Chemistry(2018)
摘要
•Ten laboratories participate in three inter-laboratory exercises in glass analysis.•Three databases of LA-ICP-MS data were used to evaluate LR calculations.•The ten laboratories all perform well in correctly reporting associations and non-associations.•The LR provides an objective and quantitative assessment attached to a “source association”.
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关键词
LA-ICP-MS,Forensic glass interpretation,Glass database,Likelihood ratio,Frequency,Random match probability
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