This standard specifies the pulverized coal floating and sinking laboratory, equipment and instruments, coal samples and test preparation, test procedures and test results arrangement. This standard applies to bituminous coal and anthracite.
GB/T 19092-2003 history
2008GB/T 478-2008 Method for float and sink analysis of coal
2003GB/T 19092-2003 Methods of fine coal float-and-sink analysis
GB/T 19092-2003 Methods of fine coal float-and-sink analysis was changed to GB/T 478-2008 Method for float and sink analysis of coal.