Home / Standards / GB/T 22651-2008 GB/T 22651-2008 Active Sodium hydroxide for industrial use - Determination of mercury content - Spectrometric method 工业用氢氧化钠 汞含量的测定 分光光度法 Standard Type GBT ICS 71.060.40 CCS G11 Status 现行 Issue Date 2008-12-30 Implementation 2009-08-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A