This standard specifies terms and definitions,coal category judgement,coal quality grading index and values,test method,quality inspection,grade judgement and acceptance,and marking of commercial lignite[WTBZ].[WTF2][KH1D]
This standard is applicable to lignite in each stage including production,processing,storage and transportation,sale,importation and utilization.
定价: 192元 / 折扣价: 164 元 加购物车
This standard specifies terms and definitions, quality evaluation index, quality control index and control value, test method, marking, requirements of quality inspection and trading, and technical requirements of quality evaluation and control in the contract of commercial coal trading
定价: 216元 / 折扣价: 184 元 加购物车