| http://www.w3.org/ns/prov#value | - The final product, measured in the same way as the intermediate microcapsules, may, if one wishes, consist of microcapsules having a diameter of 0.1 to 50.0 ??m, but volume ranges of 0.1 to 20.0 ??m and especially 0.1 to 8.0 ??m or generally up to about 2 or 3 ??m are obtainable with the process of the invention and are preferred for echocardiography.
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