Tetrahydrofuran 99.5% AR
(Stabilized)
THF; Butylene Oxide; Cyclotetramethylene oxide; 1,4-Epoxybutane
Product Code. |
02652 |
Grade |
|
Purity |
99.5% |
CAS No. |
109-99-9 |
Molecular Formula |
C4H8O |
Molecular Weight |
72.11 |
H.S.Code |
2932.11000 |
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% |
Packaging
Specification
| Appearance | A clear colorless liquid |
| Assay (GC area %) | Min 99.5% |
| Free acid (as acetic acid) | Max 0.001% |
| Aluminium (Al) | Max 0.00005% |
| Barium (Ba) | Max 0.00001% |
| Boron (B) | Max 0.000002% |
| Cadmium (Cd) | Max 0.000005% |
| Calcium (Ca) | Max 0.00005% |
| Chromium (Cr) | Max 0.000002% |
| Cobalt (Co) | Max 0.000002% |
| Copper (Cu) | Max 0.000002% |
| Iron (Fe) | Max 0.00001% |
| Lead (Pb) | Max 0.00001% |
| Magnesium (Mg) | Max 0.00001% |
| Manganese (Mn) | Max 0.000002% |
| Nickel (Ni) | Max 0.000002% |
| Tin (Sn) | Max 0.00001% |
| Zinc (Zn) | Max 0.00001% |
| Peroxide (as H2O2) | Max 0.015% |
| Non volatile matter | Max 0.001% |
| Water (H2O) | Max 0.03% |
Safety Information and Hazard Symbols
Symbol: GHS02, GHS07
Signal Word: Danger
UN No.: 2056
IMCO Class No.: 3
Packing Group: II
Hazardous Statement: H225-H319-H335
Precaution Statement: P210-P261-P305 + P351 + P338