DS/EN ISO 10195:2021 皮革《皮革中六價(jià)鉻含量的化學(xué)測(cè)定》皮革熱預(yù)老化及六價(jià)鉻的測(cè)定(ISO 10195:2018)
Leather – Chemical determination of chromium(VI) content in leather – Thermal pre-ageing of leather and determination of hexavalent chromium (ISO 10195:2018)