ICS13.060.50;71.040.40 CCS G 76 GB 中华人民共和国国家标准 GB/T41330—2022 锅炉用水和冷却水分析方法 痕量铜、铁、钠、钙、镁含量的测定 电感耦合等离子体质谱(ICP-MS)法 Analysis of water used in boiler and cooling systemDetermination of trace copper, iron, sodium, calcium and magnesium-Inductively coupled plasma mass spectrometry (ICP-MS) (ISO 17294-2:2016, Water quality—Application of inductively coupled plasma mass spectrometry (ICP-MS)Part2:Determination of selected elementsincludinguraniumisotopes,NEQ) 2022-03-09发布 2022-10-01实施 国家市场监督管理总局 发布