Knowde Enhanced TDS
Identification & Functionality
- Chemical Family
- Chemical Name
- CAS No.
- 471-34-1
- EC No.
- 207-439-9
- Technologies
Applications & Uses
- Applications
- Compatible Polymers & Resins
Properties
- Chemical Properties
- Typical Properties
- Particle Size Distribution
- Mineral Properties
| Value | Units | Test Method / Conditions | |
| Calcium Carbonate | 96.5 | % | - |
| Magnesium Carbonate | 2.0 | % | - |
| Silica and Silicates | 1.0 | % | - |
| 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 |
| Value | Units | Test Method / Conditions | |
| Median Particle Size | 223.0 | μm | - |
| Particle Size (Mesh Size + 40) | 3 | % | — |
| Particle Size (Mesh Size - 200) | 6 | % | — |
| 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 | — |