MX0488

Metanolo

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

• Sinonimo/i: Alcol metilico
• Formula condensata: CH₃OH
• Numero CAS: 67-56-1
• Peso molecolare: 32.04
• Beilstein: 1098229
• Numero MDL: MFCD00004595
• Codice UNSPSC: 41116121
• Numero indice EU: 200-659-6

Proprietà

• product name: Metanolo, gradient grade OmniSolv^®, ≥99.9% (GC)
• Densità del vapore: 1.11 (vs air)
• Livello qualitativo: 100; 300
• Tensione di vapore: 128 hPa ( 20 °C); 410 mmHg ( 50 °C); 97.68 mmHg ( 20 °C)
• Nome Commerciale: OmniSolv^®
• Saggio: ≥99.9% (GC)
• Forma fisica: liquid
• Temp. autoaccensione: 725 °F
• Limite di esplosione: 36 %
• tecniche: HPLC: suitable
• Impurezze: ≤0.05% Water (H₂O); ≤0.2 μeq/g Titrable base; ≤0.3 μeq/g Titrable acid; ≤10 ppm Acetone
• Residuo dopo evaporazione: ≤1 ppm
• Colore: APHA: ≤10
• Indice di rifrazione: n20/D 1.329 (lit.)
• P. eboll.: 64.7 °C (lit.)
• Punto di fusione: −98 °C (lit.)
• Temp. transizione: flash point 9.7 °C
• Densità: 0.791 g/mL at 25 °C (lit.)
• UV cutoff: ≤203 nm
• Assorbanza 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
• Condizioni di spedizione: ambient
• Temperatura di conservazione: room temp
• Stringa SMILE: CO
• InChI: 1S/CH4O/c1-2/h2H,1H3; OKKJLVBELUTLKV-UHFFFAOYSA-N

Descrizione

Descrizione generale

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.

Applicazioni

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 sulla preparazione

Product filtered through a 0.2 μm filter

Risultati analitici

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

Note legali

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

Informazioni sulla sicurezza

• Pittogrammi: GHS02,GHS06,GHS08
• Avvertenze: Danger
• Indicazioni di pericolo: H225,H301 + H311 + H331,H370
• Consigli di prudenza: P210 - P233 - P280 - P301 + P310 - P303 + P361 + P353 - P304 + P340 + P311
• Classi di pericolo: Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Flam. Liq. 2 - STOT SE 1
• Organi bersaglio: Eyes,Central nervous system
• Codice della classe di stoccaggio: 3 - Flammable liquids
• Classe di pericolosità dell'acqua (WGK): WGK 2
• Punto d’infiammabilità (°F): 49.5 °F - closed cup
• Punto d’infiammabilità (°C): 9.7 °C - closed cup