Alumina oxide AR Grade is a white solid, a compound of aluminum and oxygen. CAS 1344-28-1 EC 215-691-6| Chemical Reagents net

It is a white solid compound that is widely used in abrasives, catalysts, ceramic materials, electronic materials and coatings.

General Information

Name: Aluminum Oxide
EC Number: 215-691-6
CAS Number: 1344-28-1
MDL Number: MFCD00003424
Molecular Formula: Al2O3
Molecular Weight: 101.96

Brand: KeShi
Packaging: 500g × 20 bottles/case

Physical Properties

Appearance: White solid
Density: Approximately 3.97 g/cm³
Melting Point: Approximately 2072 °C

Chemical Properties

Solubility: Insoluble in water

Structural Formula

      O
     ╱ ╲
Al-O-Al
     ╲ ╱
      O

Quality inspection report

Quality inspection report

| Product Name        | Aluminum Oxide (Alumina)    |
| Specification       | Analytical Grade            |
| Batch Number        | 2023090101                  |
| Molecular Formula   | Al2O3                       |
| Molecular Weight    | 101.96                      |
| Batch Size          | 1000kg                      |
| Testing Unit        | Production Department       |
| Sample Category     | Inorganic                   |
| Report Date         | September 3, 2023           |
| Testing Standard    | Q/CDKLHX0737-2016A          |

| Test Item           | Standard Requirement        | Test Result     |
|---------------------|-----------------------------|-----------------|
| Appearance          | White powder                | White powder    |
| Chloride (Cl), %    | ≤0.01                       | ＜0.01           |
| Sulfate (SO4), %    | ≤0.05                       | ＜0.05           |
| Silicate            | Pass                        | Pass            |
| Iron (Fe), %        | ≤0.01                       | ＜0.01           |
| Loss on Ignition, % | ≤5.0                        | 0.020           |
| Alkali and Alkaline Earth Metals (as sulfate), % | ≤0.5 | 0.3       |
| Water Soluble Substances, % | ≤0.5                  | 0.2             |
| Heavy Metals (as Pb), % | ≤0.005                   | ＜0.005          |

Analysis Conclusion:
Meets the requirements of Q/CDKLHX0737-2016A for Analytical Grade.

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