Tips for improving mixture sampling
This article, which compiles information from several sources and contributors, discusses variables in mixture sampling and how you can control the variables to improve your mixture testing quality. A brief survey of methods for testing the samples is also included. For more information on sampling and testing mixture quality, see the suggested resources at the article's end.
Achieving a uniform dry mixture isn't as straightforward as it may seem. Ingredient characteristics, such as density and moisture content, can vary from batch to batch. Minor ingredients can be difficult to incorporate uniformly throughout a mixture. Overmixing can degrade particles. A mixture can segregate as it's discharged.