| http://www.w3.org/ns/prov#value | - The micronized bioactive substance particles used preferably exhibit a mean particle size of no more than approximately 5 ??m, and preferably a mean particle size of in the range of from about 0.01 to about 2 ??m, and most preferably from about 0.05 to about 1.5 ??m, and especially from about 0.1 to about 1.0 ??m.
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