Methanol - 65727
Code: 65727
Methanol
for HPLC, Gradient Grade, ACS
Methyl alcohol
CAS Number: 67-56-1
Linear Formula: CH3OH
Molar Mass: 32.04 g/mol
Beilstein Registry Number: 1098229
MDL Number: MFCD00004595
| Property |
Value |
| Appearance |
complying |
| Assay (GC) |
min. 99.95 % |
| Non-volatile matter |
max. 0.0001 % |
| Density (D 20/4) |
0.7900 - 0.7925 |
| Refractive index (n 20/D) |
1.328 - 1.330 |
| Water (Karl Fischer) |
max. 0.02 % |
| Acidity |
max. 0.0002 meq/g |
| Alkalinity |
max. 0.0002 meq/g |
| Heavy metals (as Pb) |
max. 2 ppm |
| Acetaldehyde |
max. 0.001 % |
| Acetone (GC) |
max. 0.001 % |
| Formaldehyde |
max. 0.001 % |
| KMnO4 reducing matter |
complying |
| Reaction against H2SO4 |
complying |
| Mixable with H2O |
complying |
| Transmittance at 210 nm |
min. 33 % |
| Transmittance at 220 nm |
min. 60 % |
| Transmittance at 235 nm |
min. 85 % |
| Transmittance from 260 nm |
min. 98 % |
| Absorbance |
complying |
| HPLC Gradient at 230 nm |
max. 2 mAU |
| HPLC Gradient at 254 nm |
max. 2 mAU |
| Fluorescence (chinin) at 254 nm |
max. 1 ppb |
| Fluorescence (chinin) at 365 nm |
max. 1 ppb |
| APHA |
max. 10 |
| Suitability for residue analysis |
max. 3 ng/l |
| Property |
Value |
| Boiling point |
64 - 65 °C |
| Freezing point |
-98 °C |
| Density |
0.79 g/cm3 |
