... μm test sieve,% ≤45μm test sieve,% ≤00Whiteness(R457),% ≥94Absorption oil Number(DOP),ml/100g ≤90AppearancePOWDER3. Main application:It is widely ... organic synthesis, metallurgy and making glass and as best. ANOTHER CALCIUM CARBONATE FOR TOOTHPASTE, TOOTH POWDER, COSMETICS. Number ItemSpecification1caco3 content ≥ 99.0 ...