UNE-EN ISO 12624:2023 建筑設備和工業(yè)裝置用隔熱產(chǎn)品 - 痕量水溶性氯化物、氟化物、硅酸鹽、鈉離子和 pH 值的測定(ISO 12624:2022)
Thermal insulating products for building equipment and industrial installations - Determination of trace quantities of water-soluble chloride, fluoride, silicate, sodium ions and pH (ISO 12624:2022)