Home / Standards / GB/T 21818-2008 GB/T 21818-2008 Abolished Testing of chemicals - Inherent biodegradability - Modified MITI test (II) 化学品 固有生物降解性 改进的MITI试验(II) Standard Type GBT ICS 13.020.40 CCS A80 Status 废止 Issue Date 2008-05-12 Implementation 2008-09-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委