DIN EN ISO 4098 E:2016-10 Leather chemical testing - Determination of water-soluble substances, water-soluble inorganic substances and water-soluble organic substances (draft)
2018DIN EN ISO 4098:2018-10 Leather - Chemical tests - Determination of water-soluble matter, water-soluble inorganic matter and water-soluble organic matter (ISO 4098:2018); German version EN ISO 4098:2018
2018DIN EN ISO 4098:2018 Leather - Chemical tests - Determination of water-soluble matter, water-soluble inorganic matter and water-soluble organic matter (ISO 4098:2018)
2006DIN EN ISO 4098:2006 Leather - Chemical tests - Determination of water-soluble matter, water soluble inorganic matter and water-soluble organic matter (ISO 4098:2006); English version of DIN EN ISO 4098:2006-04