Product Name: CHROMIUM (III) OXIDE HYDRATE, 98
Molecular Formula: Cr2O3
Use: For the smelting of chromium metal and chromium carbide. As colorant for artificial leather and building materials, catalyst for organic synthesis.
Property: Molecular weight: 151.99. Hexagonal system or dark green irregular powder with metal luster. Relative density 5.21. Melting point 2266℃. Boiling point 4000℃.
Specification: 'This data is only for reference'
Index Name |
Item |
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Ⅰseries of pigment |
Ⅱ series of abrasive material |
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Superior |
First Class |
Qualified |
Superior |
First Class |
Qualified |
|
Chromium Oxide (Cr2O3) (%)≥ |
99.0 |
98.0 |
97.0 |
99.0 |
98.0 |
97.0 |
Moisture(%)≤ |
0.15 |
0.30 |
0.50 |
0.15 |
0.30 |
0.50 |
Water Soluble Matter (%)≤ |
0.1 |
0.4 |
0.7 |
0.2 |
0.4 |
0.7 |
Residue on Sieve (%);45μm≤ |
0.1 |
0.3 |
0.5 |
0.3 |
0.5 |
0.5(7μm) |
PH of Aqueous Solution |
6~8 |
5~8 |
Not required |
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Oil Absorption (g/100g) |
15~25 |
≤20 |
≤25 |