Home / Standards / GB 9968 GB 9968 Abolished Rare earth nitrate for agricultural use 农用硝酸稀土 Standard Type GB ICS 71.060.50 CCS H65 Status 废止 Issue Date 1996-07-09 Implementation 1997-01-01 Responsible Dept 国家发展改革委 Drafting Unit 国家发展改革委