This method is for determining the fines content of catalysts or catalyst supports (spheres, extrudates, and trilobes) by screening through appropriate USA Standard Series testing sieves.
ASTM UOP333-10 history
2010ASTM UOP333-10 Fines in Catalysts and Catalyst Supports by Sieve Analysis
2007ASTM UOP333-07 Fines in Catalysts and Catalyst Supports by Sieve Analysis
2002ASTM UOP333-89 Fines in 1.6-mm (1/16-Inch) Spherical Catalysts and Bases by Sieve Analysis