Tetrahydrofuran ≥99.9% unstabilised, SPECTRONORM® for spectroscopy
Supplier: VWR Chemicals
Ratings:
(No Reviews)
Total Ratings: 0
Avg. Ratings: 0.0 out of 5
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Danger
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Synonyms:
Butylene oxide
, THF
, Diethylene oxide
Filtered through a 0.2 µm filter, packaged under nitrogen.
84707.320EA
308
GBP
84707.320
84707.290
Tetrahydrofuran ≥99.9% unstabilised, SPECTRONORM® for spectroscopy
Tetrahydrofuran
SPECTRONORM solvents have extensive specifications to meet the highly demanding requirements of UV applications.
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Formula:
C₄H₈O MW: 72.11 g/mol Boiling Pt: 66 °C (1013 hPa) Melting Pt: –108,5 °C Density: 0.888 g/cm³ (20 °C) Flash Pt: –21.5 °C Storage Temperature: Ambient |
MDL Number:
MFCD00005356 CAS Number: 109-99-9 EINECS: 203-726-8 UN: 2056 ADR: 3,II REACH: 05-2114615188-48 Merck Index: 12,09351 |
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Specification Test Results
| Assay (GC) | ≥ 99,9 % |
| Acidity | ≤ 0,0002 meq/g |
| Alkalinity | ≤ 0,0002 meq/g |
| Colouration | ≤ 10 APHA |
| Evaporation residue | ≤ 2 ppm |
| Water | ≤ 100 ppm |
| Absorbance (215 nm) | ≤ 0,52 |
| Absorbance (245 nm) | ≤ 0,30 |
| Absorbance (265 nm) | ≤ 0,10 |
| Absorbance (275 nm) | ≤ 0,05 |
| Absorbance (from 310 nm) | ≤ 0,01 |
| Transmittance (215 nm) | ≥ 30 % |
| Transmittance (245 nm) | ≥ 50 % |
| Transmittance (265 nm) | ≥ 80 % |
| Transmittance (275 nm) | ≥ 90 % |
| Transmittance (from 310 nm) | ≥ 98 % |
| Fluorescence (as quinine) (254 nm) | ≤ 1,0 ppb |
| Fluorescence (as quinine) (365 nm) | ≤ 1,0 ppb |
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