1.88009

CombiMethanol

Solvent for volumetric Karl Fischer titration with one component reagents max. 0.01% H₂O Aquastar^®

• Synonym(s): Methanol, MeOH, Hydroxymethane, Methyl alcohol, Carbinol, Methyl alcohol
• Linear Formula: CH₃OH
• CAS Number: 67-56-1
• Molecular Weight: 32.04
• Beilstein: 1098229
• MDL number: MFCD00004595
• EC Index Number: 200-659-6

Properties

• vapor density: 1.11 (vs air)
• Quality Level: 100
• vapor pressure: 128 hPa ( 20 °C); 410 mmHg ( 50 °C); 97.68 mmHg ( 20 °C)
• product line: Aquastar^®
• form: liquid
• autoignition temp.: 725 °F
• potency: 5628 mg/kg LD₅₀, oral (Rat); 17100 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 36 %
• reaction suitability: reaction type: volumetric
• technique(s): Karl-Fischer titration: suitable; titration: suitable
• refractive index: n20/D 1.329 (lit.)
• kinematic viscosity: 0.54-0.59 cSt(20 °C)
• bp: 64.7 °C (lit.)
• mp: −98 °C (lit.)
• transition temp: flash point 9.7 °C
• density: 0.791 g/mL at 25 °C (lit.)
• format: single component solution
• storage temp.: 15-25°C
• SMILES string: CO
• InChI: 1S/CH4O/c1-2/h2H,1H3
• InChI key: OKKJLVBELUTLKV-UHFFFAOYSA-N

Description

Analysis Note

Water: ≤ 0.01 %

Legal Information

AQUASTAR is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Pictograms: GHS02,GHS06,GHS08
• Signal Word: Danger
• Hazard Statements: H225 - H301 + H311 + H331 - H370
• Precautionary Statements: P210 - P233 - P280 - P301 + P310 - P303 + P361 + P353 - P304 + P340 + P311
• Hazard Classifications: Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Flam. Liq. 2 - STOT SE 1
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 2
• Flash Point(F): 49.5 °F - closed cup
• Flash Point(C): 9.7 °C - closed cup