DIN EN 16455:2014-12 Conservation of cultural heritage - Extraction and determination of soluble salts in natural stone and related materials used in and from cultural heritage; German version EN 16455:2014
2014DIN EN 16455:2014-12 Conservation of cultural heritage - Extraction and determination of soluble salts in natural stone and related materials used in and from cultural heritage; German version EN 16455:2014
2014DIN EN 16455:2014 Conservation of cultural heritage - Extraction and determination of soluble salts in natural stone and related materials used in and from cultural heritage; German version EN 16455:2014