Home / Standards / GB 11666.1-2012 GB 11666.1-2012 Health protection zone for fertilizer manufacturing industry — Part 1: Nitrogenous fertilizer manufacturing industry 肥料制造业卫生防护距离 第1部分 氮肥制造业 Standard Type GB ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A