Proficiency Test on Pesticides in textile  finished

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Download the report (iis14A06) of this Proficiency Test on Pesticides in textile

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Summary of this proficiency test:

On 9 March 2015, the proficiency test on Pesticides in textile (iis14A06) was finished. It started on 19 November 2014 (see message “Proficiency Test on Pesticides in textile started” on this website) when the samples were distributed.

In this interlaboratory study 25 participants in 12 different countries have participated.

The samples were evaluated on: 4,4'-DDD, 2,4-DDD, cypermetrin, deltamethrin, Dimethoate Methoxychlor, Malathion, Parathion, Parathion-Methyl

The proficiency test report summarises per test, the test results, the analytical methods reported by the participants and the z-scores calculated for each participant are tabulated. Also, for each test, the calculated summary (e.g. mean, standard deviation and reproducibility) is given.

In the report also an evaluation of the test results is given. Problems encountered in the analyses are mentioned and - where possible - suggestions for quality improvement are formulated. For each test a comparison is made between the results of the group of participants and the requirements given by the relevant standard.