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Methanol, ACS, 20L

SKU:
MX0487-3
  • $570.00

    • Description

    Methanol, ACS, 20L

    anhydrous Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

    Synonym(s):
    Methyl alcohol
    Linear Formula:
    CH3OH
    CAS Number:
    67-56-1
    Molecular Weight:
    32.04
    Beilstein:
    1098229
    MDL number:
    MFCD00004595
    EC Index Number:
    200-659-6

    PROPERTIES

    grade

    ACS reagent
    anhydrous
    for analytical purposes
    for extraction
    reagent grade

    Quality Level

    200

    Agency

    meets USP/NF

    vapor density

    1.11 (vs air)

    vapor pressure

    128 hPa ( 20 °C)
    410 mmHg ( 50 °C)
    97.68 mmHg ( 20 °C)

    Assay

    ≥99.8% (GC)

    form

    liquid

    autoignition temp.

    725 °F

    expl. lim.

    36 %

    impurities

    ≤0.0002 meq/g Titrable base
    ≤0.0003 meq/g Titrable acid
    ≤0.001% Carbonyl (acetone, formaldehyde, acetaldehyde)
    ≤0.03% Water (H2O)

    evapn. residue

    ≤0.001%

    color

    clearAPHA: ≤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.)

    application(s)

    environmental
    food and beverages
    industrial qc
    pharmaceutical
    sample preparation

    format

    neat

    shipped in

    ambient

    storage temp.

    room temp

    SMILES string

    CO

    InChI

    1S/CH4O/c1-2/h2H,1H3

    InChI key

    OKKJLVBELUTLKV-UHFFFAOYSA-N

    Application

    anhydrous Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

    Analysis Note

    AppearanceClearAssay (GC)99.8% minCarbonyl (acetone,formaldehyde,acetaldehyde)0.001% maxColor (APHA)10 maxEvaporation residue0.001% maxSolubility in waterTo pass testSubstances darkened by sulfuric acidTo pass testSubstances reducing permanganateTo pass testTitrable acid0.0003meq/g maxTitrable base0.0002meq/g maxWater (H2O)0.03% max
    Evaporation Number: 1.9

    SAFETY INFORMATION

    Pictograms

    GHS02,GHS06,GHS08

    Signal Word

    Danger

    Hazard Statements

    H225 - H301 + H311 + H331 - H370

    Precautionary Statements

    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

    Storage Class Code

    3 - Flammable liquids

    WGK

    WGK 2

    Flash Point(F)

    49.5 °F - closed cup

    Flash Point(C)

    9.7 °C - closed cup