Home / Standards / GB 12284-90 GB 12284-90 Fruit and vegetable products — Determination of copper content — Photometric method 水果、蔬菜制品 铜含量的测定— 光度法 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