DIMETHYL SULPHOXIDE For UV Spectroscopy

Methyl sulfoxide; DMSO; Sulfinylbis(methane); Dimethyl sulfoxide; Sulfinylbismethane

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Article No.
00125
Grade
For UV Spectroscopy
Purity
99.8%
CAS No.
67-68-5
Molecular Formula
CH3SO.CH3
Molecular Weight
78.13
H.S. Code
2930.9099
Shelf Life
60 Months
MSDS
 

 

Physical Properties

Physical state at 20 °C
Liquid
Colour
Clear Colorless
Odour
Garlic-like odor
Melting point/ Freezing point [°C]
16 - 19 °C
Auto-ignition temperature [°C]
215°C
Flash point [°C]
87 °C
Boiling point [°C]
189 °C
Evaporation rate
4.3
Vapour pressure [20°C]
0.55 hPa at 20 °C
Vapour density
2.7
Density [g/cm3]
1.1 g/cm3
Solubility in water [% weight]
Completely miscible
Partition coefficient Log Pow octanol / water at 20°C
-2.03
Explosion limits - upper [%]
42%
Explosion limits -lower [%]
3.50%

Packings

  • 2GBA000500

    500 ml (00500)

  • 2GBA001000

    1000 ml (01000)

  • 2GBAG02500

    2500 ml (02500)

  • 2GBAH02500

    2500 ml (02500)

 

Specifications

Appearance A clear colorless liquid
Assay Min 99.8%
UV transmittance (1cm cell, ref: water):
at 270 nm Min 10%
at 280 nm Min 40%
at 310 nm Min 80%
at 350 nm Min 98%
Water (H2O) Max 0.1%
Residue on evaporation Max 0.001%
Acidity Max 0.0005 meq/g
Alkalinity Max 0.0002 meq/g

Revision Date : 19-Oct-2019
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