title: Studies on particle size problems. 8. Maximum particle size in pharmacopoeial test of the particle size in the sub-sieve range.
mesh_terms: D005374:Filtration; D008567:Membranes, Artificial; D008722:Methods; D011208:Powders; D013535:Suspensions
chemical_list: D008567:Membranes, Artificial; D011208:Powders; D013535:Suspensions