Tetrahydrofuran ≥99.5% stabilised, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytiskt reagens
Leverantör: VWR Chemicals
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Fara
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Synonyms:
Butylene oxide, THF, Diethylene oxide
Stabilization:
Stabilised med BHT/Ionol ∼ 250 ppm
28551.296EA
1475
SEK
28551.296
28551.321
28551.460
28551.550
Tetrahydrofuran ≥99.5% stabilised, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytiskt reagens
Tetrahydrofuran
Formel:
C₄H₈O MW: 72,11 g/mol Kokpunkt: 66 °C (1013 hPa) Smältpunkt: –108,5 °C Densitet: 0,888 g/cm³ (20 °C) Flampunkt: –21,5 °C Storage Temperature: Omgivande |
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 |
Specifikation testresultat
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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