439193
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439193
Sigma-Aldrich
Methanol
CHROMASOLV®, gradient grade, for HPLC, suitable as ACS-grade LC reagent, ≥99.9%
| Synonym: | Methyl alcohol |
| CAS Number: | 67-56-1 |
| Linear Formula: | CH3OH |
| Molecular Weight: | 32.04 |
| Beilstein Registry Number: | 1098229 |
| EC Number: | 200-659-6 |
| MDL number: | MFCD00004595 |
| PubChem Substance ID: | 24867487 |
Description
| Application | Meets ACS specifications. |
| Other Notes | Contains MnO4- reducers |
| Packaging | 18 L in VerSA-Flow™ |
| 20 L in NOWPAK™ | |
| 200 L in comp drum | |
| 4, 4×4 L in PVC coated | |
| Legal Information | CHROMASOLV is a registered trademark of Sigma-Aldrich Biotechnology LP and Sigma-Aldrich Co. |
Properties
| grade | CHROMASOLV® |
| for HPLC | |
| gradient grade | |
| vapor density | 1.11 (vs air) |
| vapor pressure | 410 mmHg ( 50 °C) |
| 97.68 mmHg ( 20 °C) | |
| assay | ≥99.9% |
| autoignition temp. | 725 °F |
| expl. lim. | 36 % |
| gradient analysis | ≤0.005, 254nm |
| total impurities | H2SO4, passes test(darkened) |
| ≤0.0002 meq/g Titr. base | |
| ≤0.0003 meq/g Titr. acid | |
| ≤0.001% acetaldehyde | |
| ≤0.001% acetone | |
| ≤0.001% formaldehyde | |
| ≤0.02% water | |
| evapn. residue | ≤0.0003% |
| color | ≤10(APHA) |
| clear | |
| refractive index | n |
| bp | 64.7 °C(lit.) |
| mp | −98 °C(lit.) |
| density | 0.791 g/mL at 25 °C(lit.) |
| λ | H2O reference |
| UV absorption | λ: 203 nm Amax: ≤1.0 |
| λ: 210 nm Amax: ≤0.60 | |
| λ: 220 nm Amax: ≤0.30 | |
| λ: 230 nm Amax: ≤0.15 | |
| λ: 240 nm Amax: ≤0.05 | |
| λ: 260-400 nm Amax: ≤0.01 | |
| suitability | passes test for HPLC |
Safety
| Personal Protective Equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US) |
| Hazard Codes | F,T |
| Risk Statements | 11-23/24/25-39/23/24/25 |
| Safety Statements | 7-16-36/37-45 |
| RIDADR | UN1230 3/PG 2 |
| WGK Germany | 1 |
| RTECS | PC1400000 |
| UEL | 36.00%(V) |
| LEL | 6.00%(V) |
| Flash Point(F) | 51.8 °F |
| Flash Point(C) | 11 °C |
References
| Merck | Merck 13,5984 |
| Beilstein | Beil. 1,IV,1227 |
| reference | Aldrich MSDS 1, 1202:C / Corp MSDS 1 (2), 2281:C / FT-IR 2 (1), 160:B / FT-IR 1 (1), 109:B / FT-NMR 1 (1), 163:A / IR-Spectra (3), 66:A / IR-Spectra (2), 64:A / NMR-Reference 2 (1), 101:A / RegBook 1 (1), 121:A / Sax 6, 1764 / Sigma FT-IR 1 (1), 1344:A / Structure Index 1, 14:A:1 / Vapor Phase 3, 155:B |
