1.08110
Tetrahydrofuran
≥99.9% (GC), suitable for UV/Vis spectroscopy, Uvasol®
Synonym(s):
THF, Tetramethylene oxide, Oxolane, Butylene oxide, Butylene oxide, Oxolane, Tetramethylene oxide
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About This Item
Product Name
Tetrahydrofuran, for spectroscopy Uvasol®
Quality Level
vapor pressure
114 mmHg ( 15 °C), 143 mmHg ( 20 °C)
assay
≥99.9% (GC)
form
liquid
autoignition temp.
610 °F
expl. lim.
1.8-11.8 %
technique(s)
UV/Vis spectroscopy: suitable
impurities
≤0.0002 meq/g Acidity, ≤0.0002 meq/g Alkalinity, ≤0.01% Water
evapn. residue
≤0.0002%
color
APHA: ≤10
transmittance
215 nm, ≥30%, 245 nm, ≥50%, 265 nm, ≥80%, 275 nm, ≥90%, 310 nm, ≥98%
pH
7-8 (20 °C, 200 g/L in H2O)
mp
−108 °C (lit.)
transition temp
flash point -20 °C
density
0.889 g/mL at 25 °C (lit.)
UV absorption
λ: 215 nm Amax: ≤0.52, λ: 245 nm Amax: ≤0.30, λ: 265 nm Amax: ≤0.10, λ: 275 nm Amax: ≤0.05, λ: 310 nm Amax: ≤0.01
storage temp.
2-30°C
Analysis Note
Evaporation residue: ≤ 0.0002 %
Water: ≤ 0.01 %
Colour: ≤ 10 Hazen
Acidity: ≤ 0.0002 meq/g
Alkalinity: ≤ 0.0002 meq/g
Fluorescence (as quinine at 254 nm): ≤ 1.0 ppb
Fluorescence (as quinine at 365 nm): ≤ 1.0 ppb
Transmission (at 215 nm): ≥ 30 %
Transmission (at 245 nm): ≥ 50 %
Transmission (at 265 nm): ≥ 80 %
Transmission (at 275 nm): ≥ 90 %
Transmission (from 310 nm): ≥ 98 %
Absorbance (at 215 nm): ≤ 0.52
Absorbance (at 245 nm): ≤ 0.30
Absorbance (at 265 nm): ≤ 0.10
Absorbance (at 275 nm): ≤ 0.05
Absorbance (from 310 nm): ≤ 0.01
Other Notes
Legal Information
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signalword
Danger
supp_hazards
Storage Class
3 - Flammable liquids
wgk
WGK 1
flash_point_f
-6.2 °F - closed cup
flash_point_c
-21.2 °C - closed cup
target_organs
Central nervous system, Respiratory system
Hazard Classifications
Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3
Regulatory Information
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 1081102500 | 04022536100418 |
| 1081100500 | 04022536100395 |