Preparations containing identification information, their manufacturing methods, pestles used in the manufacturing process, and their manufacturing methods.

Abstract

In one embodiment of the present invention, a formulation having identification information, a method for manufacturing a formulation having identification information, or a pestle used for manufacturing a formulation having identification information is provided. By one embodiment of the present invention, a formulation can be provided comprising: a first portion having a plurality of irregularly shaped features disposed on the surface of the formulation; and a second portion having no plurality of irregularly shaped features disposed on the surface of the formulation; the first portion is configured adjacent to the second portion, and the first portion or the second portion constitutes at least one pattern having identification information.

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