Home / Standards / GB/T 20127.7-2006 GB/T 20127.7-2006 Abolished Steel and alloy - Determination of trace element contents Part 7: Determination of lead content by oscillopolarographic method 钢铁及合金 痕量元素的测定 第7部分：示波极谱法测定铅含量 Standard Type GBT ICS 77.040.30 CCS H11 Status 废止 Issue Date 2006-03-02 Implementation 2006-09-01 Responsible Dept 中国钢铁工业协会 Drafting Unit 中国钢铁工业协会