Home / Standards / GB/T 15617-2025 GB/T 15617-2025 Active Microbeam analysis—Electron probe microanalysis—Quantitative analysis of silicate minerals 微束分析 电子探针显微分析 硅酸盐矿物的定量分析 Standard Type GBT ICS 71.040.99 CCS N53 Status 现行 Issue Date 2025-08-29 Implementation 2026-03-01 Responsible Dept 国家标准委 Drafting Unit N/A