Calcium Carbonate for Toothpaste (GCC)
|
|
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
|