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.
Safety Data Sheet for Milligard® Cartridge Filter 30 in. Code 7 1.2/0.5 µm CWSC73S03
Material Safety Data Sheet or SDS for Milligard® Cartridge Filter 30 in. Code 7 1.2/0.5 µm CWSC73S03 from Merck for download or viewing in the browser.