Home / Standards / GB/T 3711-2008 GB/T 3711-2008 Active Method of determination for neutral oils and pyridine bases contents of phenol products 酚类产品中性油及吡啶碱含量测定方法 Standard Type GBT ICS 71.080.90 CCS G17 Status 现行 Issue Date 2008-12-06 Implementation 2009-10-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委