| Customization: | Available |
|---|---|
| CAS No.: | 1330-43-4 |
| Formula: | B4na2o7 |
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Sodium tetraborate can be used as a chemical in fine chemical production, as a cleaning agent, cosmetics, insecticide, as well as for preparing buffer solutions and preparing other boron compounds.
| 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 |
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Items
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Specifications
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Results
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Appearance
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White powder |
Confirm
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Odor& Taste
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Characteristic
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Confirm
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Loss on drying
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≤8.0%
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2.8%
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Assay(HPLC)
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99.0% min
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99.2%
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Ash
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≤1.0%
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0.35%
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Heavy Metal
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≤10 ppm
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Confirm
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As
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≤1.0ppm
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Confirm
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Pb
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≤1.0ppm
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Confirm
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Cd
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≤1.0ppm
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Confirm
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Hg
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≤0.1ppm
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Confirm
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Total plate count
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≤1000 cfu/g
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Confirms
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Yeast&Mold
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≤100 cfu/g
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Confirms
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E.Coli
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Negative
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Negative
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Salmonella
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Negative
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Negative
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Staphylococcus aureus
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Negative
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Negative
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