Duda Energy FGcc1f Food Grade 97+% Calcium Carbonate from Ground

What the brand says

Sold as “Duda Energy FGcc1f Food Grade 97+% Calcium Carbonate from Ground Limestone, 1 lb.”

Calcium Carbonate Powder Food Grade / FCC by Duda Energy Chemical Formula: CaCO3 Powder Particle Size: 325 Mesh / 44 Micron Some of the Many Common Uses: Filler material for a wide variety of products (Toothpaste, paper, paints etc..) Blackboard Chalk