BS EN 16455:2014

This standard BS 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 is classified in these ICS categories:

• 97.195 Items of art and handicrafts. Cultural property and heritage

This European Standard provides a methodology for the qualitative and quantitative analysis of anions and cations obtained by dissolution of soluble salts present in either natural stone or other porous inorganic materials constituting cultural heritage and in materials and products used for their conservation. The methodology requires samples to have been taken from the cultural property.

The main ions considered in this standard are:

Cl ^-, NO ₂  ^-, NO ₃  ^-, SO ₄  ^{2 -}, Na ⁺, K ⁺, NH ₄  ⁺, Ca ²⁺, Mg ²⁺