Home / Standards / GB 9677-1998 GB 9677-1998 Abolished Tolerance limit of N-nitrosoamines in foods 食品中N-亚硝胺限量卫生标准 Standard Type GB ICS 67.040 CCS C53 Status 废止 Issue Date 1988-08-10 Implementation 1999-01-01 Responsible Dept N/A Drafting Unit N/A