Knowde Enhanced TDS
Identification & Functionality
- Chemical Family
- Chemical Name
- CASE Ingredients Functions
- CAS No.
- 471-34-1
- EC No.
- 207-439-9
- Technologies
Applications & Uses
- Applications
- Compatible Polymers & Resins
- Coating Type
Properties
- Chemical Properties
- Physical Properties
- Typical Properties
- Mineral Properties
| Value | Units | Test Method / Conditions | |
| Calcium Carbonate | 96.5 | % | — |
| Magnesium Carbonate | 2.0 | % | — |
| Silica and Silicates | 1.0 | % | — |
| Other | 0.5 | % | — |
| Value | Units | Test Method / Conditions | |
| Acid Solubility (in HCl) | 98.5 - 99 | % | — |
| Brightness (Hunter reflectance) | 89.0 | % | — |
| Compacted Bulk Density | 60 | lb/ft³ | ASTM C110 |
| Loose Bulk Density | 40 | lb/ft³ | ASTM C110 |
| Mesh size (+325) (45μm) | 0.005 | % | — |
| Median Particle Size (Cilas®) | 3.2 | μ | — |
| OIl Absorption | 18.0 | lbs oil / 100lbs | ASTM D281 |
| Hegman Grind | 6.0 | — | — |
| Moisture | 0.2 | % | ASTM D280 |
| Water Demand | 55.0 | mL/100 gms | — |
| Value | Units | Test Method / Conditions | |
| Specific Gravity | 2.7 | — | ASTM D153 |
| Color | White | — | — |
| pH (Saturated Solution) | 9.4 | — | ASTM D1208 |
| 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 |