Home / Standards / GB/T 47191-2026 GB/T 47191-2026 Upcoming Analytical methods for chemical composition of resin-based artificial stone 树脂型人造石化学成分分析方法 Standard Type GBT ICS 91.100.15 CCS Q21 Status 即将实施 Issue Date 2026-02-27 Implementation 2026-09-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A