Dimethyl sulfoxide for analysis EMSURE ACS, 1L

SKU:
1029521011
  • $183.00

    • Description

    Dimethyl sulfoxide for analysis EMSURE ACS, 1L

    Synonym(s):
    Methanesulfinylmethane, Methyl sulfoxide, Dimethyl(oxido)sulfur, DMSO, DMSO
    Linear Formula:
    (CH3)2SO
    CAS Number:
    67-68-5
    Molecular Weight:
    78.13
    Beilstein:
    506008
    MDL number:
    MFCD00002089
    EC Index Number:
    200-664-3

    PROPERTIES

    Quality Level

    300

    grade

    ACS reagent

    vapor density

    2.7 (vs air)

    vapor pressure

    0.42 mmHg ( 20 °C)

    assay

    ≥99.9% (GC)

    form

    liquid

    autoignition temp.

    573 °F

    potency

    28300 mg/kg LD50, oral (Rat)
    40000 mg/kg LD50, skin (Rat)

    expl. lim.

    42 %, 63 °F

    impurities

    ≤0.0002 meq/g Titrable acid

    evapn. residue

    ≤0.001%

    color

    APHA: ≤10

    refractive index

    n20/D 1.479 (lit.)

    kinematic viscosity

    2.14 cSt

    bp

    189 °C (lit.)

    mp

    16-19 °C (lit.)

    transition temp

    flash point 87 °C

    solubility

    1000 g/L

    density

    1.10 g/mL (lit.)

    storage temp.

    2-30°C

    SMILES string

    CS(C)=O

    InChI

    1S/C2H6OS/c1-4(2)3/h1-2H3

    InChI key

    IAZDPXIOMUYVGZ-UHFFFAOYSA-N

    EMSURE grade solvents are suitable for a broad spectrum of classical lab applications, and are frequently used in regulated and highly demanding lab applications. EMSURE provides worldwide best and most extensive product specifications. We declare our EMSURE range to be in compliance with the ACS, with the reagent part of the European Pharmacopoeia (Reag. Ph Eur) and also with the ISO standards.

    Caution

    Supercools easily and remelts slowly at room temperature. Solidified product can be re-liquified by warming to room temperature without detriment to the product.

    Specifications

    Saturation Concentration in Air: 8.0 g/m3 (20 °C)

    Analysis Note

    Purity (GC): ≥ 99.9 %
    Identity (IR): conforms
    Appearance: clear
    Color: ≤ 10 Hazen
    Titrable acid: ≤ 0.0002 meq/g
    Density (d 20 °C/20 °C): 1.101 - 1.103
    Refractive index (n 20/D): 1.478 - 1.479
    Melting point: ≥ 18.0 °C
    Boiling point: 188 - 190 °C
    Absorption: conforms
    Heavy metals (as Pb): ≤ 0.0001 %
    Fe (Iron): ≤ 0.0001 %
    Related substances (GC): conforms
    Readily carbonizable substances: conforms
    Evaporation residue: ≤ 0.001 %
    Water: ≤ 0.1 %

    Legal Information

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

    SAFETY INFORMATION

    Storage Class Code

    10 - Combustible liquids

    WGK

    WGK 1

    Flash Point(F)

    188.6 °F - closed cup

    Flash Point(C)

    87 °C - closed cup