CAS Number
67-56-1
Formula
CH3OH
Weight
32.04
Signal Word: Danger
268 H225-H331-H311-H301-H370
CE: 603-001-00-X
| Appearance | Clear, colourless liquid with a characteristic odour. |
| Miscibility | Miscible with water, ethanol, ether, benzene, ketones and other organic solvents. |
| Color (APHA) | ≤ 10 |
| GUARANTEED ANALYSIS | |
| Assay (GC) | NLT 99,9% |
| Weight Per ml at 20°C | 0,791 - 0,792 g |
| Identification | p/t. |
| MAXIMUM LIMITS OF IMPURITIES | |
| Residue After Evaporation | 0,0005% |
| Titrable Acid | 0,0003 meq/g |
| Titrable Base | 0,0002 meq/g |
| Water (by KF) | 0,05% |
| UV TRANSMITTANCE | |
| UV cut-off | 205 nm |
| Wavelength | Min. Transmittance |
| 210nm | 30% |
| 220nm | 60% |
| 230nm | 75% |
| 240nm | 85% |
| 250nm | 95% |
| From 260nm - 400nm | 98% |
| GRADIENT ELUTION TEST | |
| at 235nm | ≤ 10 mAU |
| at 254nm | ≤ 5 mAU |
| Filtered through 0.2 micron filter and packed under dry nitrogen. | |
| Appearance | Clear, colourless liquid with a characteristic odour. |
| Miscibility | Miscible with water, ethanol, ether, benzene, ketones and other organic solvents. |
| Color (APHA) | ≤ 10 |
| GUARANTEED ANALYSIS | |
| Assay (GC) | NLT 99,9% |
| Weight Per ml at 20°C | 0,791 - 0,792 g |
| Identification | p/t. |
| MAXIMUM LIMITS OF IMPURITIES | |
| Residue After Evaporation | 0,0005% |
| Titrable Acid | 0,0003 meq/g |
| Titrable Base | 0,0002 meq/g |
| Water (by KF) | 0,05% |
| UV TRANSMITTANCE | |
| UV cut-off | 205 nm |
| Wavelength | Min. Transmittance |
| 210nm | 30% |
| 220nm | 60% |
| 230nm | 75% |
| 240nm | 85% |
| 250nm | 95% |
| From 260nm - 400nm | 98% |
| GRADIENT ELUTION TEST | |
| at 235nm | ≤ 10 mAU |
| at 254nm | ≤ 5 mAU |
| Filtered through 0.2 micron filter and packed under dry nitrogen. |
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