Home / Standards / GB/T 41077-2021 GB/T 41077-2021 Active Thermal insulating products for building applications—Limit value of hexabromocyclododecanes 建筑用绝热制品 六溴环十二烷的限值 Standard Type GBT ICS 59.100.10 CCS Q25 Status 现行 Issue Date 2021-12-31 Implementation 2022-01-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A