MX0488

Metanol

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

• Sinônimo(s): Álcool metílico
• Fórmula linear: CH₃OH
• Número CAS: 67-56-1
• Peso molecular: 32.04
• Beilstein: 1098229
• Número MDL: MFCD00004595
• Código UNSPSC: 41116121
• Número do índice EC: 200-659-6

Propriedades

• product name: Metanol, gradient grade OmniSolv^®, ≥99.9% (GC)
• densidade de vapor: 1.11 (vs air)
• Nível de qualidade: 100; 300
• pressão de vapor: 128 hPa ( 20 °C); 410 mmHg ( 50 °C); 97.68 mmHg ( 20 °C)
• linha de produto: OmniSolv^®
• Ensaio: ≥99.9% (GC)
• forma: liquid
• temperatura de autoignição: 725 °F
• Lim. expl.: 36 %
• técnica(s): HPLC: suitable
• Impurezas: ≤0.05% Water (H₂O); ≤0.2 μeq/g Titrable base; ≤0.3 μeq/g Titrable acid; ≤10 ppm Acetone
• resíduo de evaporação: ≤1 ppm
• cor: APHA: ≤10
• índice de refração: n20/D 1.329 (lit.)
• pb: 64.7 °C (lit.)
• pf: −98 °C (lit.)
• temperatura de transição: flash point 9.7 °C
• densidade: 0.791 g/mL at 25 °C (lit.)
• UV cutoff: ≤203 nm
• Absorção UV: 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
• formato: neat
• Condições de expedição: ambient
• temperatura de armazenamento: room temp
• cadeia de caracteres SMILES: CO
• InChI: 1S/CH4O/c1-2/h2H,1H3
• chave InChI: OKKJLVBELUTLKV-UHFFFAOYSA-N

Descrição

Descrição geral

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.

Aplicação

Methanol is used as a solvent:

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

Nota de preparo

Product filtered through a 0.2 μm filter

Nota de análise

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

Informações legais

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

Informações de segurança

• Pictogramas: GHS02,GHS06,GHS08
• Palavra indicadora: Danger
• Frases de perigo: H225,H301 + H311 + H331,H370
• Declarações de precaução: P210 - P233 - P280 - P301 + P310 - P303 + P361 + P353 - P304 + P340 + P311
• Classificações de perigo: Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Flam. Liq. 2 - STOT SE 1
• Órgãos-alvo: Eyes,Central nervous system
• Código de classe de armazenamento: 3 - Flammable liquids
• Classe de risco de água (WGK): WGK 2
• Ponto de fulgor (°F): 49.5 °F - closed cup
• Ponto de fulgor (°C): 9.7 °C - closed cup