GB/T 6679-2003
ActiveGeneral rules for sampling solid chemical products
固体化工产品采样通则
📚 References & Relations / 引用与关联
normative_reference
GB/T 3723
normative_reference
GB/T 3723-1999
normative_reference
GB/T 6678
normative_reference
GB/T 6678-2003
normative_reference
GB/T 6679-
normative_reference
ISO 3165