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
Applications & Uses
- Markets
- Applications
- Compatible Polymers & Resins
Properties
- Chemical Properties
Value Units Test Method / Conditions Calcium Carbonate 96.5 % - Magnesium Carbonate 2.0 % - Silica and Silicates 1.0 % - - Typical Properties
Value Units Test Method / Conditions Acid Solubility (in HCl) 98.5 - 99 % - Compacted Bulk Density 98 lb/ft³ ASTM C110 Loose Bulk Density 85 lb/ft³ ASTM C110 Moisture Content 0.1 % ASTM D280 Specific Gravity 2.7 - ASTM D153 - Particle Size Distribution
Value Units Test Method / Conditions Median Particle Size 223.0 μm - Particle Size (Mesh Size + 40) 3 % Particle Size (Mesh Size - 200) 6 % - Mineral Properties
Value Units Test Method / Conditions Alkalinity (as NaOH) 0.4 mg/gm ASTM D1208 Moh’s Hardness (Hand. Of Chem. & Phy) 3.0 - - Linear Expansion Coefficient 4.3 x 10^-6 °C - Particle Shape (Microscope) Irregular, uniaxial - - pH (Saturated Solution) 9.4 - ASTM D1208 Refractive Index (Hand. Of Chem. & Phy) 1.6 - - Solubility (H₂O, 100°C) 0.0035 g/100ml - Weight per Gallon (s.g. x 8.345) 22.6 lbs -