Tetraidrofurano ≥99.9% (by GC) per spettrofotometria UV e IR, per HPLC
Fornitore: PanReac AppliChem
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Pericolo
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Tetrahydrofuran for UV, IR, HPLC, GPC.
Synonyms: Diethylene Oxide, Tetramethylene Oxide, THF
Formula:
C₄H₈O Punto di ebollizione: 66 °C Densità: 0,889 g/cm³ Flash Pt: −18 °C Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00005356 CAS Number: 109-99-9 UN: 2056 ADR: 3,II |
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Risultati del test di specificazione
Form | Liquid |
Colour | Clear, colourless |
Solubility | Miscible with water |
Viscosity at 25 °C | 0,47 mPa.s |
Dielectric constant at 20 °C | 7,4 |
APHA colour | Max. 10 |
Acidity | Max. 0,0002 meq/g |
Alkalinity | Max. 0,0002 meq/g |
Non-volatile matter | Max. 0,0002% |
Peroxides (as H₂O₂) | Max. 0,01% |
Water (H₂O) | Max. 0,02% |
Suitability for IR spectrometry | passes test |
Transmittance at 215 nm | ≥10% |
Transmittance at 240 nm | ≥30% |
Transmittance at 245 nm | ≥50% |
Transmittance at 260 nm | ≥70% |
Transmittance at 265 nm | ≥80% |
Transmittance at 275 nm | ≥90% |
Transmittance at 310-450 nm | ≥99% |
Rohrschneider Polarity | 4,0 |
Eluotropic value e° (Al₂O₃) | 0,57 |
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