This part of YS/T 324 specifies the method for determining the average particle size of antimony trioxide powder using the principle of air permeability. This section is applicable to the determination of the average particle size of antimony trioxide powder. Measuring range: 0.3μm-5μm.
YS/T 324-2009 Referenced Document
ISO 10070:1991 Metallic powder; determination of envelope-specific surface area from measurements of the permeability to air of a powder bed under steady-state flow conditions
YS/T 324-2009 history
2009YS/T 324-2009 Test method for physical properties of antimony trioxide