Description
Methanol
HPLC Plus, ≥99.9%
Synonym: Methyl alcohol
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CAS Number 67-56-1
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Linear Formula CH3OH
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Molecular Weight 32.04
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Beilstein Registry Number 1098229
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EC Number 200-659-6
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MDL number MFCD00004595
Properties
Related Categories | Amber Glass Bottles, Analytical Reagents,Analytical/Chromatography, Chromatography Reagents & Solvents, HPLC Plus, More... |
grade | HPLC Plus |
vapor density | 1.11 (vs air) |
vapor pressure | 410 mmHg ( 50 °C) |
- | 97.68 mmHg ( 20 °C) |
InChI Key | OKKJLVBELUTLKV-UHFFFAOYSA-N |
assay | ≥99.9% |
autoignition temp. | 725 °F |
expl. lim. | 36 % |
impurities | ≤0.0002 meq/g Titr. base |
- | ≤0.0003 meq/g Titr. acid |
- | ≤0.001% Cabonyl Compounds |
- | <0.05% water |
evapn. residue | <0.0001% |
color | APHA: ≤10 |
refractive index | n20/D 1.329(lit.) |
bp | 64.7 °C(lit.) |
- | 64.7 °C |
mp | −98 °C (lit.) |
solubility | benzene: miscible(lit.) |
- | ethanol: miscible(lit.) |
- | water: miscible(lit.) |
density | 0.791 g/mL at 25 °C(lit.) |
- | 0.791 g/mL at 25 °C |
absorption | HPLC-gradient/230 nm ≤2 mAU |
- | HPLC-gradient/254 nm ≤5 mAU |
λ | 1 cm path, H2O reference |
UV absorption | λ: 205 nm Amax: 1.0 |
- | λ: 210 nm Amax: 0.80 |
- | λ: 220 nm Amax: 0.20 |
- | λ: 230 nm Amax: 0.10 |
- | λ: 250 nm Amax: 0.02 |
- | λ: 400 nm Amax: 0.005 |