This standard specifies a test method for determining the wettability of dust - the penetration velocity method. This standard applies to the determination of dust wettability.
1997GB/T 16913.8-1997 Methods of dust character test--Part 8: Determination of immersion--Immersion speed methods
GB/T 16913.8-1997 Methods of dust character test--Part 8: Determination of immersion--Immersion speed methods was changed to GB/T 16913-2008 Methods of dust character test.