Tetrahydrofuran 99.7% unstabilised, HiPerSolv CHROMANORM® for HPLC 2.5L [ THF ] CAS 109-99-9
28559.320-2.5L
Specification: Tetrahydrofuran 99.7% unstabilised, HiPerSolv CHROMANORM® for HPLC
Catalogue no. 28559
|
Danger |
Filtered through a 0.2 µm filter, packaged under nitrogen.
Not being stabilised, this product normally loses strength during storage.
| 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 |
CAS Number:109-99-9 UN:2056 ADR:3 ( flammable), packing group II (medium risk) |
 |
Specification Test Results
| Assay (on anhydrous substance) | Min. 99.70 % |
| Water | Max. 0.1000 % |
| Evaporation residue | Max. 0.0005 % |
| Acidity | Max. 0.0005 meq/g |
| Transmittance (230 nm) | Min. 40.0 % |
| Transmittance (240 nm) | Min. 60.0 % |
| Transmittance (250 nm) | Min. 70.0 % |
| Transmittance (260 nm) | Min. 80.0 % |
| Transmittance (280 nm) | Min. 96.0 % |
| Transmittance (300 nm) | Min. 98.0 % |
| Conforms to BDH 15247 | Passes test |
| Conforms to BDH 15247 | Passes test |
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