Home / Standards / GB/T 15072.12-2008 GB/T 15072.12-2008 Active Methods for chemical analysis of precious metal alloys — Determination of vanadium content in silver alloys — Hydrogen peroxide spectrophotometry 贵金属合金化学分析方法 银合金中钒量的测定 过氧化氢分光光度法 Standard Type GBT ICS 77.120.99 CCS H68 Status 现行 Issue Date 2023-11-02 Implementation 2008-09-01 Responsible Dept N/A Drafting Unit N/A