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.
China
China
of
of
of
of
of
Standardization
Administration
Administration
And
And
the
the
Republic
Republic
General
Quality
Supervision,Inspection
Quarantine
People's
People's
提出部门：
China
National
Association.
Coal
归口单位：
SAC/TC
Technical
Committee
on
of
of
Standardization
Administration
China.
42
Coal
主管部门：
SAC/TC
Technical
Committee
on
of
of
Standardization
Administration
China.
42
Coal
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