Home / Standards / GB/T 20398-2006 GB/T 20398-2006 Abolished Walnut quality grade 核桃坚果质量等级 Standard Type GBT ICS 67.080.10 CCS X24 Status 废止 Issue Date 2006-05-23 Implementation 2006-11-01 Responsible Dept 国家林草局 Drafting Unit 国家林草局