Home / Standards / GB/T 12392-90 GB/T 12392-90 Determination of total ascorbic acid in vegetables, fruits and derived products 蔬菜、水果及其制品中总抗坏血酸的测定方法 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A