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| Toothpaste grade calcium carbonate | product code | Product Features |
| TY-1 | Light calcium carbonate for toothpaste industry | |
| TY-2 | Heavy calcium carbonate for toothpaste industry |
|
Type / Indicator |
TY-1 |
TY-2 |
|
Calcium Carbonate CaCO3 |
98.5% |
98.0- 100.5 |
|
PH (250C) |
8.5-10.0 |
9.0-10.0 |
|
Whiteness as WR |
94.0 |
92.0 |
|
Average particle size |
／ |
follow client's requirement |
|
Loss of drying (1050C) |
0.5 |
0.2 |
|
Insoluble Matter in HCL |
0.2 |
0.1 |
|
Iron as Fe |
0.015 |
0.02 |
|
Magnesium and Alkali Salts |
0.3 |
1.5 |
|
Fluoride |
0.005 |
／ |
|
Sulfide |
Pass the test |
Not detected |
|
reducible sulfur |
0.0002 |
0.0005 |
|
Water absorption |
／ |
3.8－5.0 |
|
Arsenide as As |
0.0003 |
0.0003 |
|
Pb |
0.0003 |
／ |
|
Heavy metal |
0.001 |
0.001 |
|
Settlement bulk |
1.7－2.1 |
0.9－1.2 |
|
Barium |
0.03 |
／ |
|
Total bacterial count cfu/g≤ |
300 |
100 |
|
E. coli cfu/g≤ |
Not detected |
Not detected |
|
Pseudomonas aeruginosa cfu/g≤ |
／ |
Not detected |
|
staphylococcus aureus cfu/g≤ |
Not detected |
Not detected |
|
Total yeasts cfu/g≤ |
100 |
100 |
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