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Toothpaste Grade Aluminium Hydroxide(325-mesh, 600-mesh, 800-mesh, 1250-mesh)
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Yuejiang Brand-Aluminium hydroxide (toothpaste grade) is white crystal powder, high whiteness, moderate hardness, strong decontamination power, stable chemical property. Used in hihg grade toothpaste friction modifier; as filter of other products.
1. Main properties and features
| Chemical substances | Aluminium hydroxide (Al(OH)3)/ toothpaste grade |
| Appearance | white powder |
| Packing | 25kg woven bag, 1000kg sack |
| Main features | white crystal powder, high whiteness, moderate hardness, strong decontamination power, stable chemical property. |
| Range of application | hihg grade toothpaste friction modifier; as filter of other products |
2. Quality Index
| NO. | Item | Unit | Index | ||
| First Quality | Second Quality | ||||
| 1 | Whiteness% | %≥ | 96.5 | 95.0 | |
| 2 | fineness | -320-mesh | %≥ | 98 | 97 |
| -100-mesh | %≥ | 100 | 100 | ||
| 3 | Water | %≤ | 0.3 | 0.3 | |
| 4 | pH-value | 7.5-8.5 | 7.5-90 | ||
| 5 | Water absorption | ml/20g | 6±1 | 6±1 | |
| 6 | Loss on ignition | % | 34±1 | 34±1 | |
| 7 | Fe2O3 | %≤ | 0.02 | 0.03 | |
| 8 | Sulphides | % | slight | slight | |
