Tetrahydrofuran ≥99.9% nestabilizovaný, HiPerSolv CHROMANORM® for HPLC
Dodavatel: VWR Chemicals
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Nebezpečí
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Filtered through a 0.2 µm filter, packaged under nitrogen.
28559.320EA
11260
CZK
28559.320
28559.290
Tetrahydrofuran ≥99.9% nestabilizovaný, HiPerSolv CHROMANORM® for HPLC
Tetrahydrofuran
Not being stabilised, this product normally loses strength during storage.
Vzorec:
C₄H₈O Bod varu: 66 °C (1013 hPa) Bod tání: –108,5 °C Hustota: 0,888 g/cm³ (20 °C) Bod vzplanutí: –21,5 °C Storage Temperature: Ambient |
MDL Number:
MFCD00005356 CAS číslo: 109-99-9 EINECS: 203-726-8 UN: 2056 ADR: 3,II REACH: 05-2114615188-48 Merck Index: 12,09351 |
Výsledky specifikačního testu
Assay (on anhydrous substance) | ≥ 99.9 % |
Identification (IR) | Conforms |
Acidity | ≤ 0.0002 meq/g |
Alkalinity | ≤ 0.0002 meq/g |
Peroxides (as H₂O₂) | ≤ 50 ppm |
Water | ≤ 0.02 % |
Transmittance (218 nm) | ≥ 30 % |
Transmittance (230 nm) | ≥ 40 % |
Transmittance (240 nm) | ≥ 60 % |
Transmittance (250 nm) | ≥ 70 % |
Transmittance (260 nm) | ≥ 80 % |
Transmittance (280 nm) | ≥ 96 % |
Transmittance (300 nm) | ≥ 98 % |
Filtered through 0.2 μm | Confirmed |
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