MX0488

メタノール

≥99.9% (GC), suitable for HPLC, OmniSolv^®

• 別名: メチルアルコール
• 化学式: CH₃OH
• CAS番号: 67-56-1
• 分子量: 32.04
• UNSPSC Code: 41116121
• EC Index Number: 200-659-6
• MDL number: MFCD00004595
• Beilstein/REAXYS Number: 1098229
• Assay: ≥99.9% (GC)
• Technique(s): HPLC: suitable
• Bp: 64.7 °C (lit.)
• Vapor pressure: 128 hPa ( 20 °C); 410 mmHg ( 50 °C); 97.68 mmHg ( 20 °C)

特性

• 製品名: メタノール, gradient grade OmniSolv^®, ≥99.9% (GC)
• InChI: 1S/CH4O/c1-2/h2H,1H3
• SMILES string: CO
• InChI key: OKKJLVBELUTLKV-UHFFFAOYSA-N
• vapor density: 1.11 (vs air)
• vapor pressure: 128 hPa ( 20 °C); 410 mmHg ( 50 °C); 97.68 mmHg ( 20 °C)
• product line: OmniSolv^®
• assay: ≥99.9% (GC)
• form: liquid
• autoignition temp.: 725 °F
• expl. lim.: 36 %
• technique(s): HPLC: suitable
• impurities: ≤0.05% Water (H₂O); ≤0.2 μeq/g Titrable base; ≤0.3 μeq/g Titrable acid; ≤10 ppm Acetone
• evapn. residue: ≤1 ppm
• color: APHA: ≤10
• refractive index: n20/D 1.329 (lit.)
• 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.)
• UV cutoff: ≤203 nm
• UV absorption: λ: 203 nm A_max: ≤1.00; λ: 205 nm A_max: ≤0.80; λ: 210 nm A_max: ≤0.25; λ: 220 nm A_max: ≤0.10; λ: 230 nm A_max: ≤0.03; λ: 250 nm A_max: ≤0.01; λ: 260 nm A_max: ≤0.005; λ: 300 nm A_max: ≤0.005
• format: neat
• shipped in: ambient
• storage temp.: room temp
• Quality Level: 100; 300

詳細

Packaging

is packaged in 4L amber glass bottle

is packaged in 4L polycoated glass bottle

M-Bottle for Solvents
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is packaged in 1L amber glass bottle

Preparation Note

Product filtered through a 0.2 μm filter

Legal Information

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

Analysis Note

Acetone10ppm maxAssay (GC)99.9% minColor (APHA)10 maxEvaporation residue1ppm maxFiltered through 0.2 µm filterTo pass testFluorescence (as quinine base)250ppt maxFormClear liquidGradient at 235 nm0.001AU maxGradient at 254 nm0.001AU maxIdentity (IR-spectrum)ConformsRefractive index (at 20°C)1.327-1.329Titrable acid0.3µeq/g maxTitrable base0.2µeq/g maxUV Abs. at 203 nm1.00AU maxUV Abs. at 205 nm0.80AU maxUV Abs. at 210 nm0.25AU maxUV Abs. at 220 nm0.10AU maxUV Abs. at 230 nm0.03AU maxUV Abs. at 250 nm0.01AU maxUV Abs. at 260 nm0.005AU maxUV Abs. at 300 nm0.005AU maxUV Cut-off203nm maxWater (H2O)0.05% max

Evaporation Number: 1.9

Application

Methanol is used as a solvent:

• In the mobile phase during the reversed phase for high-performance liquid chromatography (HPLC) analysis. [1]
• To prepare the stock solution of Fluorescein dye. [2]

General description

Methanol, also known as Methyl alcohol, is a colorless organic solvent commonly used to dissolve substances with high and medium polarity. It is also used as a starting material/solvent for synthesis. [3]

安全性情報

• pictograms: GHS02,GHS06,GHS08
• signalword: Danger
• hcodes: H225,H301 + H311 + H331,H370
• pcodes: 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
• target_organs: Eyes,Central nervous system
• 保管分類: 3 - Flammable liquids
• wgk: WGK 2
• flash_point_f: 49.5 °F - closed cup
• flash_point_c: 9.7 °C - closed cup