2017DIN EN ISO 17075-2:2017-05 Leather - Chemical determination of chromium(VI) content in leather - Part 2: Chromatographic method (ISO 17075-2:2017); German version EN ISO 17075-2:2017
2017DIN EN ISO 17075-2:2017 Leather - Chemical determination of chromium(VI) content in leather - Part 2: Chromatographic method (ISO 17075-2:2017); German version EN ISO 17075-2:2017
1970DIN EN ISO 17075-2 E:2015-07 Leather Chemical determination of chromium (VI) content in leather Part 2: Chromatographic method (draft)