Home / Standards / GB/T 19617 GB/T 19617 Active Test method for length of cotton - Hand-measured staple length 棉花长度试验方法 手扯尺量法 Standard Type GBT ICS 59.060.10 CCS B32 Status 现行 Issue Date 2007-08-20 Implementation 2007-09-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委