Methanol - 24229
Code: 24229
Methanol
Puriss., meets analytical specification of Ph Eur, ≥99.7% (GC)
Methyl alcohol
meets analytical specification of Ph. Eur., ≥99.7% (GC)
CAS Number: 67-56-1
Linear Formula: CH3OH
Molar Mass: 32.04 g/mol
Beilstein Registry Number: 1098229
EC Number: 200-659-6
MDL Number: MFCD00004595
| Property |
Value |
| Assay (GC) |
min. 99.7 % |
| Boiling range |
64 - 65 °C |
| Density (D 20/20) |
0.791 - 0.793 |
| Refractive index (n 20/D) |
1.328 - 1.330 |
| Non-volatile matter |
max. 10 ppm |
| Water (Karl Fischer) |
max. 0.10 % |
| Acidity or alkalinity |
complying |
| Free acid (as HCOOH) |
max. 0.003 % |
| Free alkali (as NH3) |
max. 0.0003 % |
| Iron (Fe) |
max. 0.0001 % |
| Identity (IR) |
complying |
| Chloride (Cl) |
max. 0.0001 % |
| Sulfate (SO4) |
max. 0.0005 % |
| Reaction against H2SO4 |
complying |
| Reducing impurities |
complying |
| Aldehydes, Ketones (as CH3CocH3) |
max. 0.003 % |
| Acetone (GC) |
max. 0.001 % |
| Benzene (GC) |
max. 2 ppm |
| UV-absorption |
complying |
| Impurity A (GC) |
complying |
| Related substances (GC) |
complying |
| Appearance |
complying |
| Residual solvents |
complying |
| Property |
Value |
| Vapor Pressure |
410 mmHg ( 50 °C) |
| Refractive Index |
n20/D 1.329(lit.) |
| Autoignition Temperature |
725 °F |
| Vapor Density |
1.11 (vs air) |
| Explosion Limit |
36 % |
| Boiling point |
64 - 65 °C |
| Freezing point |
-98 °C |
| Density |
0.79 g/cm3 |
