Home / Standards / GB/T 37854-2019 GB/T 37854-2019 Active Wide-mouth glass containers—Deviation from flatness of top sealing surface—Test methods 广口玻璃容器 封合面平面度偏差 试验方法 Standard Type GBT ICS 81.040.30 CCS Y22 Status 现行 Issue Date 2019-08-30 Implementation 2020-03-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A