EN ISO 28706-2-2017 瓷釉化学腐蚀性的测定第2部分:用沸腾酸测定耐化学腐蚀,沸腾的中性液体,碱性液体和/或蒸气(ISO 28706-2:2017)
Vitreous and porcelain enamels - Determination of resistance to chemical corrosion - Part 2: Determination of resistance to chemical corrosion by boiling acids@ boiling neutral liquids@ alkaline liquids and/or their vapours