Home / Standards / GB/T 22838.13-2009 GB/T 22838.13-2009 Active Determination of physical characteristics for cigarettes and filter rods - Part 13: Filter rods roundness 卷烟和滤棒物理性能的测定 第13部分：滤棒圆度 Standard Type GBT ICS 65.160 CCS X87 Status 现行 Issue Date 2009-04-03 Implementation 2009-05-01 Responsible Dept 国家烟草局 Drafting Unit N/A