Specifications: PRISTINE® Tetrahydrofuran, HPLC Grade
| Product Name | Tetrahydrofuran |
| Product Number | 1917-5 |
| Formula | C4H8O |
| Molecular Weight | 72.11 |
| Grade | HPLC |
| CAS Number | 109-99-9 |
| Beilstein/REAXYS Number | 102391 |
| EC Number | 203-726-8 |
| MDL number | MFCD00005356 |
| UNSPSC Code | 12190000 |
| Exp. Date after Mfg. Date | 3 years |
| Test Method | ACS 11th Edition |
| Specifications | |
| Meets ACS Specification | Yes |
| Appearance (color) | Colorless |
| Form | Liquid |
| Purity (GC area %) | Min 99.9% |
| Assay (by GC) | Min 99.5 % |
| Color (APHA) | Max 10 |
| Water | Max 0.02 % |
| Properties | |
| vapor pressure | 114 mmHg (15 °C) 143 mmHg (20 °C) |
| vapor density | 2.5 (vs air) |
| boiling point | 65-67 °C (lit.) 65-67 °C |
| melting point | −108 °C (lit.) |
| density | 0.889 g/mL at 25 °C (lit.) |
| autoignition temp. | 610 °F |
| expl. lim. | 1.8-11.8 % |
| refractive index | n20/D 1.407 (lit.) |