Dimensioni confezioni (2)
Dati tecnici
- Melting Point:
- -108.5 °C
- Boiling Point:
- 66 °C
- Density:
- 0.890 kg/l
- Refractive Index:
- 20/D 1.407
- Physical Description:
- liquid
- Product Code:
- 361736
- Product Name:
- Tetrahydrofuran for UV, IR, HPLC, GPC
- Quality Name:
- for UV, IR, HPLC, GPC
- Specifications:
- Minimum assay (G.C.): 99.9%
Density 20/4: 0.888-0.892
Maximum limit of impurities
APHA colour: 10
Acidity: 0.0002 meq/g
Alkalinity: 0.0002 meq/g
Non-volatile matter: 0.0002 %
Peroxides (as H2O2): 0.01 %*
Water (H2O): 0.02 %
Suitability for IR spectrometry:: passes test
UV Spectrum (1cm cell; Ref.: water):
Transmittance at 215 (Cut off) nm: ≥10%
Transmittance at 240 nm: ≥30%
Transmittance at 245 nm: ≥50%
Transmittance at 260 nm: ≥70%
Transmittance at 265 nm: ≥80%
Transmittance at 275 nm: ≥90%
Transmittance at 310-450 nm: ≥99%
Data of interest in HPLC:
Rohrschneider Polarity: 4.0
Eluotropic value e° (Al2O3): 0.57
Sol. H2O in solv. at 20°C: miscible
For critical jobs, purge with nitrogen.
Microfiltered product (0.2 μm) and bottled under nitrogen atmosphere.
* At the moment of the batch analysis.
- Pittogrammi di pericolo
-
- UN:
- 2056
- Class/PG:
- 3/II
- ADR:
- 3/II
- IMDG:
- 3/II
- IATA:
- 3/II
- WGK:
- 1
- Storage:
- Room Temperature.
- Signal Word:
- Danger
- GHS Symbols:
- GHS02
GHS07
GHS08
- H Phrases:
- H225
EUH019
H319
H335
H351
H302
- P Phrases:
- P210
P233
P243
P305+P351+P338
P501
- Master Name:
- Tetrahydrofuran
- Synonyms Long Text:
- Diethylene Oxide, Tetramethylene Oxide, THF
- EINECS:
- 203-726-8
- CS:
- 2932 11 00 00
- Index Nr.:
- 603-025-00-0
