NEN EN 13539:1999被替代
Leather - Chemical Tests - Determination Of Formaldehyde Contents In Leather
出版：Nederlands Normalisatie Instituut
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基本信息
标准编号： NEN EN 13539:1999
发布时间：1999/6/1 0:00:00
标准类别：Draft
出版单位：Nederlands Normalisatie Instituut
标准页数：12
标准简介
Describes two methods for the determination of free and released formaldehyde in leathers. One method is relatively simple with regard to the laboratory equipment (photometric method), while the other needs more sophisticated equipment (HPLC method). The second method is selective and not sensitive to coloured extracts.
替代本标准的新标准
