Proficiency Test on Formaldehyde in Textile finished

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Download the report (iis14A04) of this Proficiency Test on Free and Released Formaldehyde in Textile

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Summary of this proficiency test:

On 16 January 2015, the proficiency test on Free and Released Formaldehyde in Textiles (iis14A04) was finished. It started on 15 October 2014 (see message "Proficiency Test on Formaldehyde in Textiles started" on this website) when the samples were distributed.

In this interlaboratory study 178 participants in 39 different countries have participated.

The participants were requested to determine Free Formaldehyde and Released Formaldehyde.

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 target requirements.