Hujiang brand Aluminum Hydroxide (Al(OH)3 )/ Toothphaste grade is white powdered crystal,hith whiteness,middle hardness,good security with fluorine,cleaning strong,chemically stable.it is abrasives for toothpaste,it is also for other products as filler.
1、Main standard
|
Chemical composition |
Aluminum Hydroxide (Al(OH)3 )/ Toothphaste grade |
|
Appearance |
White powder |
|
Package |
25kg woven bag,1000kg big bag |
|
Characteristics |
White powdered crystal,hith whiteness,middle hardness,good security with fluorine,cleaning strong,chemically stable. |
|
Application |
it is toothpaste abrasives,it is also for other products as filler. |
2、Specification
|
No |
Item |
Unit |
Index |
|
First grade |
Second grade |
|
1 |
whiteness,% |
％≥ |
96.5 |
95.0 |
|
2 |
Granularity |
-320目 |
%≥ |
98 |
97 |
|
-100目 |
%≥ |
100 |
100 |
|
3 |
Attached water |
％≤ |
0.3 |
0.3 |
|
4 |
PH value |
|
7.5-8.5 |
7.5-90 |
|
5 |
Whater absorption |
ml/20g |
6±1 |
6±1 |
|
6 |
Loss in burning |
％ |
34±1 |
34±1 |
|
7 |
Fe2O3 |
％≤ |
0.02 |
0.03 |
|
8 |
Sulfide |
％ |
Little |
Little |
|
Barium sulfate