Tetrahydrofuran ≥99.9% unstabilised, SPECTRONORM® for spectroscopy
Catalog # 84707.290
Supplier: VWR Chemicals
CAS Number:
Specifications
- Pack type:Glass bottle
- Pk:1 L
- Seq:5037
Specifications
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
Specification Test Results
About this item
:
:72.11 g/mol
Merck Index:12,09351
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
EINECS:203-726-8
UN:2056
ADR:3,II
:Filtered through a 0.2 µm filter, packaged under nitrogen.
REACH:05-2114615188-48
:GHS02
:GHS08
:GHS07
CAS Number:109-99-9
Formula:C₄H₈O
MDL Number:MFCD00005356