TETRAHYDROFURAN inhibitor-free, for HPLC, =99.9- 4L
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Specifications
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| vapor density | 2.5 (vs air) |
| vapor pressure | 114 mmHg ( 15 °C) |
| 143 mmHg ( 20 °C) |
| assay | ≥99.9% |
| autoignition temp. | 610 °F |
| expl. lim. | 11.8 % |
| total impurities | ≤0.001% non-volatile matter |
| ≤0.002% free acid (as CH3COOH) |
| ≤0.05% peroxides (as H2O2) |
| ≤0.05% water (Karl Fischer) |
| transmittance 245 nm | ≥55% |
| 275 nm | ≥90% |
| 315 nm | ≥99% |
| refractive index n20/D | 1.407(lit.) |
| bp | 65-67 °C(lit.) |
| mp | −108 °C(lit.) |
| density | 0.889 g/mL at 25 °C(lit.) |
| UV absorption | λ: 245 nm Amax: ≤0.26 |
| λ: 275 nm Amax: ≤0.046 |
| λ: 315 μm Amax: ≤0.0044 |
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