2020DIN EN ISO 14088:2020-07 Leather - Chemical tests - Quantitative analysis of tanning agents by filter method (ISO 14088:2020); German version EN ISO 14088:2020
2020DIN EN ISO 14088:2020 Leather - Chemical tests - Quantitative analysis of tanning agents by filter method (ISO 14088:2020)
2012DIN EN ISO 14088:2012 Leather - Chemical tests - Quantitative analysis of tanning agents by filter method (ISO 14088:2012); German version EN ISO 14088:2012