HOME INDUSTRIES & APPLICATIONS ADVANTAGES SDS ASTM MEDIA SIZES CONTACT US NATURALLY FRESH CAT LITTER Media Sizes Sizes based on U.S. sieve standards. Millimeter and inch measurements are approximate. Flour grades -100, -200, and -325 are available but not pictured. Cosmetic Sizes Sizes based on U.S. sieve standards. Millimeter and inch measurements are approximate. Flour grades -200 and -325 are available but not pictured. Eco-Shell, LP 5230 Grange Road | Corning, CA 96021 Phone: 1-(530)-824-8794 | FAX: 1-(530)-824-8798 ©2017 Eco-Shell, LP - All Rights Reserved. Legal & Privacy | Terms & Conditions