Useful filler for toothpaste, can increase its friction as well as carbonate.
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|
Test Item |
Specification |
|
1. |
Appearance |
Powder |
|
2. |
CaCo3 content |
98.55% |
|
3. |
Heavy Metals |
0.001% |
|
4. |
whiteness ≤ |
94.0% |
|
5. |
Residue of Sieve (320 mesh) |
0.5% |
|
6. |
Sulfide |
zero |
|
7. |
PH value |
9.60 |