Home / Standards / GB/T 6702-2000 GB/T 6702-2000 Abolished Naphthalene sulphuric acid test 萘酸洗比色试验方法 Standard Type GBT ICS 71.080.15 CCS G16 Status 废止 Issue Date 2000-11-17 Implementation 2001-06-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A