Home / Standards / GB/T 6989-1986 GB/T 6989-1986 Abolished Diagnostic criteria and principle of treatment for chronic methyl-mercury poisoning caused by water pollution 水体污染慢性甲基汞中毒诊断标准及处理原则 Standard Type GBT ICS 11.020 CCS C61 Status 废止 Issue Date 1986-11-12 Implementation 1987-10-01 Responsible Dept 国家疾控局 Drafting Unit N/A