Place of Origin:
Shananxi
Brand Name:
YIXIN
Model Number:
YX-YHP
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Industrial Grade Boric Oxide, Electronic Grade White Crystal Boron Anhydride
Boron anhydride /Boric oxide appears as colorless, semi-transparent glassy lumps or hard white odorless crystals. Mp 450°C; bp: 1860°C. Density: 2.46 g cm-3. Moderately soluble in water. Used as an insecticide; as the starting material for the synthesis of other boron compounds; as a fluxing agent in enamels and glasses; and in mixture with 2-6% boron nitride, as a bonding agent in the hot isostatic pressing of boron nitride ceramics.
| Boric Oxide Parameters | |||
|---|---|---|---|
| No. | Item | Industrial Grade Index (%) | Electronic Grade Index (%) |
| 1 | B2O3 | ≥ 98.5% | ≥ 98.8% |
| 2 | SiO2 | ≤ 0.10% | ≤ 0.10% |
| 3 | Al2O3 | ≤ 0.005% | ≤ 0.005% |
| 4 | CaO | ≤ 0.1% | ≤ 0.01% |
| 5 | Fe2O3 | ≤ 0.01% | ≤ 0.005% |
| 6 | Na | ≤ 0.04% | ≤ 0.002% |
| 7 | 60 Mesh Pass Rate | ≥ 70% | ≥ 95% |
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