DANSK DS/EN ISO 28706-4:2016 搪瓷和瓷釉耐化学腐蚀性的测定 第4部分:使用圆柱形容器测定碱性液体的耐化学腐蚀性
Vitreous and porcelain enamels - Determination of resistance to chemical corrosion - Part 4: Determination of resistance to chemical corrosion by alkaline liquids using a cylindrical vessel