This part of GB/T 18856 specifies the instruments and equipment, measurement procedures, result calculation and precision, and calculation of fixed carbon for the determination method of moisture, ash and volatile content of coal water slurry. This section applies to all kinds of coal water slurry.
2002GB/T 18856.7-2002 Test methods for quality of coal water mixture--Part 7: Proximate analysis of coal water mixture
GB/T 18856.7-2002 Test methods for quality of coal water mixture--Part 7: Proximate analysis of coal water mixture was changed to GB/T 212-2008 Proximate analysis of coal.