Tetrahydrofuran ≥99,5% (durch Trockensubstanz) stabilisiert, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytisches Reagens
Lieferant: VWR Chemicals
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Gefahr
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Stabilization:
Stabilised with BHT (2,6-Di-Tert-Butyl-4-Methylphenol; Ionol) ∼ 250 ppm
28551.296EA
101
CHF
28551.296
28551.321
28551.460
28551.550
Tetrahydrofuran ≥99,5% (durch Trockensubstanz) stabilisiert, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytisches Reagens
Tetrahydrofuran
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Formel:
C₄H₈O Siedepunkt: 66 °C (1013 hPa) Melting Pt: –108,5 °C Dichte: 0.888 g/cm³ (20 °C) Flash-Pt: –21.5 °C Lager Temperatur: Raumtemperatur |
MDL Number:
MFCD00005356 CAS-Nummer: 109-99-9 EINECS: 203-726-8 UN: 2056 ADR: 3,II REACH: 05-2114615188-48 Merck Index: 12,09351 |
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Spezifikation Testergebnisse
| Assay (on Anhydrous Substance) | Min. 99.5% |
| IR Spectrum | Passes Test |
| Acidity | Max. 0.001 meq/g |
| Boiling point | 65 - 66.5 °C |
| Colouration | Max. 20 APHA |
| Density (20/4) | 0.885 - 0.888 |
| Density (20/20) | 0.886 - 0.890 |
| Refractive index (20°C) | 1.406 - 1.408 |
| Evaporation Residue | Max. 0.03% |
| Peroxides (as H₂O₂) | Max. 0.015% |
| Water | Max. 0.05% |
| Al (Aluminium) | Max. 0.5 ppm |
| B (Boron) | Max. 0.03 ppm |
| Ba (Barium) | Max. 0.1 ppm |
| Ca (Calcium) | Max. 0.5 ppm |
| Cd (Cadmium) | Max. 0.05 ppm |
| Co (Cobalt) | Max. 0.02 ppm |
| Cr (Chromium) | Max. 0.02 ppm |
| Cu (Copper) | Max. 0.02 ppm |
| Fe (Iron) | Max. 0.1 ppm |
| Mg (Magnesium) | Max. 0.1 ppm |
| Mn (Manganese) | Max. 0.02 ppm |
| Ni (Nickel) | Max. 0.02 ppm |
| Pb (Lead) | Max. 0.1 ppm |
| Sn (Tin) | Max. 0.1 ppm |
| Zn (Zinc) | Max. 0.1 ppm |
| Conforms to ACS | Passes Test |
| Conforms to Reag. Ph. Eur. | Passes Test |
| Stabilizer (BHT) | About 250 ppm |
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