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TETRAHYDROFURAN SPECIALLY DRIED AR (Stabilized) Diethylene oxide; 1,4-Epoxybutane; Tetramethylene oxide; Butylene Oxide; THF
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Specification
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General
Description
| Article No. | 0306A | Grade | AR |
| Purity | 99.5% | CAS No. | 109-99-9 |
| Molecular Formula | C4H8O | Molecular Weight | 72.11 |
| H.S. Code | 2932.1100 | Shelf Life | 60 Months |
Physical Properties
| Physical state at 20 °C | Liquid | Colour | Clear Colorless | ||||
| Odour | Ether odor | pH value | 7 | ||||
| Melting point/ Freezing point [°C] | -108 °C | Auto-ignition temperature [°C] | 321 °C | ||||
| Flammability (solid, gas) | Flammable | Flash point [°C] | -17 °C | ||||
| Boiling point [°C] | 65 – 67 °C | Initial boiling point [°C] | 65 °C | ||||
| Final boiling point [°C] | 67 °C | Vapour pressure [20°C] | 190.7 hPa at 20°C | ||||
| Vapour density | 2.5 | Density [g/cm3] | 0.88 | ||||
| Solubility in water [% weight] | Soluble in water | Explosion limits – upper [%] | 11.80% | ||||
| Explosion limits -lower [%] | 1.80% | ||||||
Specifications
| Appearance | A clear colorless liquid | Purity (by GC) | Min 99.5% |
| Colour scale | Max 10 Hazen | Residue on evaporation | Max 0.0005% |
| Water (by KF) | Max 0.02% | Acidity | Max 0.0005 meq/g |
| Alkalinity | Max 0.0002 meq/g | Peroxide (as H2O2) | Max 0.005% |
Safety Information and Hazard Symbols
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Symbol: GHS02,GHS08,GHS07
Signal Word: Danger
UN No.: 2056
IMCO Class No.: 3
Packing Group: II
Hazardous Statement: H225-H302-H319-H335-H351
Precaution Statement: P202 – P210 – P233 – P301 + P312 – P304 + P340 – P305 + P351+P338
Signal Word: Danger
UN No.: 2056
IMCO Class No.: 3
Packing Group: II
Hazardous Statement: H225-H302-H319-H335-H351
Precaution Statement: P202 – P210 – P233 – P301 + P312 – P304 + P340 – P305 + P351+P338
Revision Date:Â 04-Sep-2025
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