34998-M

Acetonitrile

≥99.9%, HPLC Plus, suitable for HPLC

• Sinonimo/i: ACN, Cianometano, Cianuro di metile, Etilnitrile
• Formula condensata: CH₃CN
• Numero CAS: 75-05-8
• Peso molecolare: 41.05
• Beilstein: 741857
• Numero CE: 200-835-2
• Numero MDL: MFCD00001878
• Codice UNSPSC: 12190000
• eCl@ss: 39031501
• ID PubChem: 329755104
• NACRES: NA.21
• Grado: HPLC Plus
• Saggio: ≥99.9%
• tecniche: HPLC: suitable
• P. ebollizione: 81-82 °C (lit.)
• Tensione di vapore: 72.8 mmHg ( 20 °C)

Proprietà

• Nome del prodotto: Acetonitrile, HPLC Plus, ≥99.9%
• Grado: HPLC Plus
• Densità del vapore: 1.41 (vs air)
• Tensione di vapore: 72.8 mmHg ( 20 °C)
• Saggio: ≥99.9%
• Stato: liquid
• Temp. autoaccensione: 973 °F
• Limite di esplosione: 16 %
• baseline drift measuring range: ≤12 mAU (210 nm)
• tecniche: HPLC: suitable
• Impurezze: ≤0.0001% free alkali (as NH₃); ≤0.0002% non-volatile matter; ≤0.001% free acid (as CH₃COOH); ≤0.01% water (Karl Fischer); ≤0.5 ppb fluorescence (quinine) at 254 nm; ≤0.5 ppb fluorescence (quinine) at 365 nm
• Residuo alogenato: 10 ng/L (as heptachlor epoxide)
• Indice di rifrazione: n20/D 1.344 (lit.)
• P. ebollizione: 81-82 °C (lit.)
• Punto di fusione: −45 °C (lit.)
• Densità: 0.786 g/mL at 25 °C (lit.)
• Gradiente HPLC: ≤0.2 mAU at 254 nm; ≤1 mAU at 210 nm
• λ: H₂O reference
• Assorbanza UV: λ: 195 nm A_max: ≤0.10; λ: 200 nm A_max: ≤0.02; λ: 228 nm A_max: ≤0.005; λ: 235 nm A_max: ≤0.0044; λ: 250 nm A_max: ≤0.0044; λ: 400 nm A_max: ≤0.0044
• Formato: neat
• Stringa SMILE: CC#N
• InChI: 1S/C2H3N/c1-2-3/h1H3; WEVYAHXRMPXWCK-UHFFFAOYSA-N

Descrizione

Descrizione generale

Acetonitrile (MeCN) is widely employed as a solvent in various studies and has high dielectric constant (37.5). Various purification procedures to obtain different grades of acetonitrile for use in different studies (polarography, spectroscopy, etc.) have been reported by many researchers.

Applicazioni

Acetonitrile has been used to compose the gradient system for the HPLC detection of diphenylmethane diisocyanate, a polymeric degradation product.

New Quality UPLC Plus Acetonitrile is suitable for all applications including:
Mass spectrometry, HPLC, TLC, GPC, UV, IR, GC, Pesticide Residue Analysis, and RNA/DNA Synthesis and Purification.

Confezionamento

View returnable container options.

Nota sulla preparazione

Product filtered through a 0.2 μm filter

Altre note

Pure-Pac^® II containers require the Micromatic MacroValve coupler for dispensing solvents, Z560723.

Important notice
This product will be phased out towards early 2019. There is a replacement product available : 34998

Prodotti consigliati

Discover LiChropur reagents ideal for HPLC or LC-MS analysis

Note legali

Pure-Pac is a registered trademark of Merck KGaA, Darmstadt, Germany

Informazioni sulla sicurezza

• Pittogrammi: GHS02,GHS07
• Avvertenze: Danger
• Indicazioni di pericolo: H225,H302 + H312 + H332,H319
• Consigli di prudenza: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P312 - P305 + P351 + P338
• Classi di pericolo: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2
• Codice della classe di stoccaggio: 3 - Flammable liquids
• Classe di pericolosità dell'acqua (WGK): WGK 2
• Punto d’infiammabilità (°F): 35.6 °F - closed cup
• Punto d’infiammabilità (°C): 2 °C - closed cup