Enhanced TDS
Knowde-enriched technical product data sheet
Identification & Functionality
- Chemical Family
- Chemical Name
- CASE Ingredients Functions
- CAS No.
- 471-34-1
- EC No.
- 207-439-9
- Technologies
- Product Families
Features & Benefits
- Labeling Claims
- CASE Ingredients Features
- Product Highlights
- Non-Detectable Silica Means No SDS Health Warning Labels
- The Brightest Calcium Carbonate Available From Limestone Ore
Applications & Uses
- Markets
- Applications
- Compatible Polymers & Resins
Properties
- Color
- Appearance
- White
- Chemical Properties
Value Units Test Method / Conditions Calcium Carbonate 99.3 % - Leachable Chlorides max. 5 ppm - Magnesium Carbonate 0.4 % - Silica and Silicates 0.05 % - Other 0.23 % - Iron 40.0 ppm - - Physical Properties
Value Units Test Method / Conditions Acid Solubility (in HCl) 99.8 % - Brightness (Hunter reflectance) 92.0 % - Compacted Bulk Density 75 lb/ft³ ASTM C110 Loose Bulk Density 50 lb/ft³ ASTM C110 Median Particle Size (Cilas®) 13.0 μ - Mesh size (-325) (45μm) 0.95 % - Moisture 0.1 % ASTM D280 - Typical Properties
Value Units Test Method / Conditions Specific Gravity 2.7 - ASTM D153 Color White - - pH (Saturated Solution) 9.4 - ASTM D1208 - Mineral Properties
Value Units Test Method / Conditions Hardness (Mohs) 3 - - Linear Expansion Coefficient 4.3 x 10^-6 °C - Solubility (H₂O, 100°C) 0.0035 g/100ml - Weight per Gallon (s.g. x 8.345) 22.6 lbs - Particle Shape (Microscope) Irregular, uniaxial - - Refractive Index (Hand. Of Chem. & Phy) 1.6 - - Alkalinity (as NaOH) 0.4 mg/gm ASTM D1208