Tetrahydrofuran 99,5 Anhydrous basis Stabilised, AnalaR NORMAPUR® Reag. Ph. Eur., ACS zA

Lieferant: VWR Chemicals
Gefahr

Synonyms: Butylene oxide, THF, Diethylene oxide

Stabilization: ∼ 250 ppm BHT

28551.296EA 99.9 CHF
28551.296 28551.321 28551.460 28551.550
Tetrahydrofuran 99,5 Anhydrous basis Stabilised, AnalaR NORMAPUR® Reag. Ph. Eur., ACS zA
Tetrahydrofuran
Formel: C₄H₈O
MW: 72.11 g/mol
Siedepunkt: 66
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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