This standard specifies the classification of coal according to the dry basis lead content (Pb) range and its naming and codes. This standard is applicable to the classification of lead content in coal during coal exploration, production, processing and utilization, and coal sales.
MT/T 964-2005 Referenced Document
GB 474 Method for preparation of coal sample*, 2008-12-04 Update
GB 475 Method for manual sampling of commercial coal*, 2008-12-04 Update