MOLECULAR FORMULAR: Al(OH)3
SPECIFICATION: GB/T4294—1997
| ITEMS | INDEX | ||
|---|---|---|---|
| Grade I | Grade II | Grade III | |
| Al2O3,% ≥ | 64.5% | 64% | 63% |
| SiO2,%≤ | 0.02% | 0.04% | 0.08% |
| Fe2O3,%≤ | 0.02% | 0.03% | 0.05% |
| Na2O,%≤ | 0.4% | 0.5% | 0.6% |
| Loss on ignition,%≤ | 35%MAX | 35%MAX | 35%MAX |
REMARKS:
1.The content of Al2O3 is the residue of 100% minus the total impurities in the specification.
Uses: Mainly used as fire retarding additive of plastic rubber etc;basic materials in paper making,coatings and toothpaste;carriers of catalysts;also used in water purifier,fluorides,yers,pharmacy,building materials etc.
Packing: 25kg in P.P woven bag lined with P.E bag
2.The contents of chemical component in the specification are counted as the dry base under the temperature of 110±5℃ for two hours.
3.The impurities in the specification are tested as to the GB8710 standard.
4.Aluminum hydroxide‘s moisture attached should be less than 12%.
5.Aluminum hydroxide appearance is a white powder or crystal.