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CALCIUM CARBONATE
CAS#: 471-34-1
Molecular formula: CaCO3
Uses: used for filling and reinforcing materials in rubber, plastic and coating industries
Specification:
| Item |
Standard |
|
Appearance |
Powder |
|
Content |
≥98% |
|
PH(10% soliquit) |
9-10.5 |
|
Insoluble substance in hydrochloric acid |
≤0.3% |
|
105℃ Volatile |
≤0.6% |
|
Moisture |
≤0.3% |
|
Settling value |
≥2.0-2.3ml/g |
|
Grain(D98) |
≤8μm |
|
Fe |
≤0.01% |
|
Mn |
≤0.008% |
|
Residues:125μm test sieve |
≤0% |
|
Whiteness(R457) |
≥98% |
|
Absorption oil number(DOP) |
≤40ml/100g |
Packing:25KG/bag
