Home / Standards / GB/T 14643.5-2009 GB/T 14643.5-2009 Active Examination of bacteria and algae in industrial circulating cooling water - Part 5: Examination of sulfate-reducing bacteria - MPN test 工业循环冷却水中菌藻的测定方法 第5部分：硫酸盐还原菌的测定 MPN法 Standard Type GBT ICS 71.040.40 CCS G76 Status 现行 Issue Date 2009-05-18 Implementation 2010-02-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A