BH GSO ISO 28706-3:2016 搪瓷和瓷釉耐化学腐蚀性的测定 第3部分:用六角形容器测定耐碱性液体的化学腐蚀性
Vitreous and porcelain enamels -- Determination of resistance to chemical corrosion -- Part 3: Determination of resistance to chemical corrosion by alkaline liquids using a hexagonal vessel