Custom Premix Selecting "Custom Premix" option means that all of the beads you have chosen will be premixed in manufacturing before the kit is sent to you.
Merck announced today the settlement of patent infringement disputes between Merck and W.L. Gore & Associates, Inc. in the United States District Court for the District of Massachusetts, United States District Court for the District of New Jersey, and United States District Court for the District of Delaware.