| Web Name Suffix Override | ≥99.9% (GC), reagent grade, ACS reagent, for extraction and analytical purposes, EMSURE®, reag. Ph. Eur., reag. ISO |
|---|---|
| NACRES | NB.21 |
| EC Index Number | 200-659-6 |
| UNSPSC Code | 12191502 |
| MDL number | MFCD00004595 |
| Beilstein/REAXYS Number | 1098229 |
| grade | ACS reagent |
| agency | reag. ISO |
| vapor density | 1.11 (vs air) |
| vapor pressure | 128 hPa ( 20 °C) |
| description | for analytical purposes |
| product line | EMSURE® |
| assay | ≥99.9% (GC) |
| form | liquid |
| autoignition temp. | 725 °F |
| potency | 5628 mg/kg LD50, oral (Rat) |
| Quality Level | 300 |
| InChI | 1S/CH4O/c1-2/h2H,1H3 |
| SMILES string | CO |
| InChI key | OKKJLVBELUTLKV-UHFFFAOYSA-N |
| expl. lim. | 36 % |
| dilution | (for analytical testing) |
| refractive index | n20/D 1.329 (lit.) |
| kinematic viscosity | 0.54-0.59 cSt(20 °C) |
| bp | 64.7 °C (lit.) |
Answer:At least 99.9% purity by gas chromatography.
Answer:EMSURE analytical reagent grade meeting the indicated ACS, ISO and Ph. Eur. reagent specifications.
Answer:2.5 L of methanol.
Merck EMSURE Methanol is a high-purity analytical solvent supplied in a 2.5 L container for extraction, reagent preparation and routine analytical laboratory workflows. The solvent meets a minimum assay of 99.9% by gas chromatography and is specified for analytical use under ACS, ISO and European Pharmacopoeia reagent requirements. Methanol is fully miscible with water and many organic solvents, making it useful as a component of solvent mixtures and for cleaning compatible laboratory glassware. Select the solvent grade and impurity profile against the needs of the method, especially when trace-level contaminants or detector background can affect measurement quality. Use clean, tightly closed containers to minimize moisture uptake and cross-contamination. Methanol is flammable and toxic by inhalation, skin contact or ingestion; handle it with ventilation, suitable protective equipment and appropriate waste collection. This product is reagent-grade methanol rather than a formulated mobile phase, calibration standard or denatured alcohol.
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| mp |
|---|
| −98 °C (lit.) |
| transition temp | flash point 9.7 °C |
|---|
| density | 0.791 g/mL at 25 °C (lit.) |
|---|
| application(s) | environmentalfood and beveragesindustrial qcpharmaceuticalsample preparation |
|---|
| format | neat |
|---|
| storage temp. | 2-30°C |
|---|