Methanol ≥99.9%, SPECTRONORM® for spectroscopy
Supplier: VWR Chemicals
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About this item
Synonyms: Wood alcohol, Methyl alcohol, Hydroxy methane, Carbinol
CAS Number:67-56-1
:
Formula:CH₃OH
MDL Number:MFCD00004595
:32.04 g/mol
Merck Index:13,05984
Boiling Pt:64.6 °C (1013 hPa)
Melting Pt:–98 °C
Density:0.7918 g/cm³ (20 °C)
Storage Temperature:Ambient
EINECS:200-659-6
UN:1230
ADR:3 (6.1),II
:Filtered through a 0.2 µm filter, packaged under nitrogen.
Flash Pt:11 °C (closed cup)
REACH:01-2119433307-44
:GHS02
:GHS06
:GHS08
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Assay (GC):≥ 99.9 %
- Solubility in water:Passes test ACS
- Substances coloured by H₂SO₄:Passes test ACS
- Substances reducing KMnO₄ (as O):Passes test ACS
- Acidity:≤ 0.0002 meq/g
- Alkalinity:≤ 0.0002 meq/g
- Colouration:≤ 10 APHA
- Acetaldehyde:≤ 5 ppm
- Acetone:≤ 5 ppm
- Evaporation residue:≤ 5 ppm
- Formaldehyde:≤ 1 ppm
- Water:≤ 0.05 %
- Absorbance (205 nm):≤ 1.00
- Absorbance (210 nm):≤ 0.52
- Absorbance (220 nm):≤ 0.22
- Absorbance (225 nm):≤ 0.17
- Absorbance (230 nm):≤ 0.10
- Absorbance (240 nm):≤ 0.05
- Absorbance (250 nm):≤ 0.02
- Absorbance (from 260 nm):≤ 0.01
- Transmittance (205 nm):≥ 10 %
- Transmittance (210 nm):≥ 30 %
- Transmittance (220 nm):≥ 60 %
- Transmittance (225 nm):≥ 68 %
- Transmittance (230 nm):≥ 80 %
- Transmittance (240 nm):≥ 90 %
- Transmittance (250 nm):≥ 95 %
- Transmittance (from 260 nm):≥ 98 %
- Fluorescence (as quinine) (254 nm):≤ 1.0 ppb
- Fluorescence (as quinine) (365 nm):≤ 1.0 ppb
Specification Test Results
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