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Acetonitrile, suitable for HPLC, gradient grade, 4L

SKU:
34851-4L
  • $546.00

    • Description

    Acetonitrile, suitable for HPLC, gradient grade, ≥99.9%, 4L

    Synonym(s):
    ACN, Cyanomethane, Ethyl nitrile, Methyl cyanide
    Linear Formula:
    CH3CN
    CAS Number:
    75-05-8
    Molecular Weight:
    41.05
    Beilstein:
    741857
    EC Number:
    200-835-2
    MDL number:
    MFCD00001878
    eCl@ss:
    39031501
    PubChem Substance ID:
    329755061
    NACRES:
    NA.03

    PROPERTIES

    grade

    gradient grade

    Quality Level

    100

    vapor density

    1.41 (vs air)

    vapor pressure

    72.8 mmHg ( 20 °C)

    Assay

    ≥99.9%

    form

    liquid

    autoignition temp.

    973 °F

    expl. lim.

    16 %

    baseline drift measuring range

    ≤15 mAU (210 nm)

    technique(s)

    HPLC: suitable

    impurities

    ≤0.0002% free alkali (as NH3)
    ≤0.0005% non-volatile matter
    ≤0.001% free acid (as CH3COOH)
    ≤0.02% water (Karl Fischer)
    ≤0.5 ppb fluorescence (quinine) at 365 nm
    ≤1 ppb fluorescence (quinine) at 254 nm

    refractive index

    n20/D 1.344 (lit.)

    bp

    81-82 °C (lit.)

    mp

    −45 °C (lit.)

    density

    0.786 g/mL at 25 °C (lit.)

    HPLC-gradient

    ≤0.5 mAU at 254 nm
    ≤3 mAU at 210 nm

    UV absorption

    λ: 195 nm Amax: ≤0.12
    λ: 200 nm Amax: ≤0.032
    λ: 230 nm Amax: ≤0.0044
    λ: 235 nm Amax: ≤0.0044
    λ: 250 nm Amax: ≤0.0044
    λ: 400 nm Amax: ≤0.0044

    application(s)

    food and beverages

    format

    neat

    storage temp.

    room temp

    SMILES string

    CC#N

    InChI

    1S/C2H3N/c1-2-3/h1H3

    InChI key

    WEVYAHXRMPXWCK-UHFFFAOYSA-N

    General description

    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.[1]

    Application

    Acetonitrile (MeCN) may be used as an extraction solvent during the quantification of pesticide residues in fruits and vegetables.[2]

    Packaging

    View returnable container options.

    Preparation Note

    Product filtered through a 0.2 μm filter

    Other Notes

    Pure-Pac® II containers require the Micromatic MacroValve coupler for dispensing solvents, Z560723.
    Important notice
    • The article number 34851-4X2.5L will be discontinued. Please order the single bottle 34851-2.5L which is physically identical with the same exact specifications.
    • The article number 34851-6X1L will be discontinued. Please order the single bottle 34851-1L which is physically identical with the same exact specifications.

    Legal Information

    Pure-Pac is a registered trademark of Sigma-Aldrich Co. LLC