| CAS No.: | 1330-43-4 |
|---|---|
| Formula: | B4na2o7 |
| EINECS: | 215-540-4 |
| Classification: | Organic Analytical Reagents |
| Grade: | AR |
| Specific Usage: | For Biological Purpose, For Lens Blooming, Technical Grade |
| Customization: |
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Audited Supplier Sodium tetraborate with Manufacture of high-quality glass CAS 1330-43-4
| Sodium tetraborate Basic information | |
| Product Name: | Sodium tetraborate |
| CAS: | 1330-43-4 |
| MF: | B4Na2O7 |
| MW: | 201.22 |
| EINECS: | 215-540-4 |
| Mol File: | 1330-43-4.mol |
| Sodium tetraborate Chemical Properties | |
| Melting point | 741 °C (lit.) |
| Boiling point | 1575°C |
| density | 2.367 g/mL at 25 °C (lit.) |
| vapor pressure | 7.3 hPa (1200 °C) |
| refractive index | 1.501 |
| Fp | 1575°C |
| storage temp. | Store at +5°C to +30°C. |
| solubility | H2O: 0.1 M at 20 °C, clear, colorless |
| form | Solid |
| Specific Gravity | 2.367 |
| color | White |
| PH | 9.0-10.5 (25ºC, 0.1M in H2O) |
| Water Solubility | 26 g/L (20 ºC) |
| λmax | λ: 260 nm Amax: ≤0.020 |
| λ: 280 nm Amax: ≤0.015 | |
| Sensitive | Hygroscopic |
| Merck | 148,590 |
| SPECIFICATION PROPERTIES | STANDARD | RESULTS |
| content | >98% | 99.5% |
| water | <0.05% | 0.003% |
| Appearance | White crystalline powder | White crystalline powder |
| Ash (%) | <0.1% | 0.01 |
| Loss on drying(%) | <0.5% | 0.1 |
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