Home / Standards / GB 251-1995 GB 251-1995 Abolished Gray scale for assessing staining 评定沾色用灰色样卡 Standard Type GB ICS 17.020 CCS W04 Status 废止 Issue Date 1995-12-08 Implementation 1996-05-01 Responsible Dept 中国纺织工业联合会 Drafting Unit 中国纺织工业联合会