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Dimethyl Sulfoxide for UV, IR, HPLC, GPC

DMSO, Methylsulphoxide, Sulphinylbismethane

Minimum assay (G.C.): 99.9%
Code
361954
CAS
67-68-5
Molecular Formula
C2H6OS
Molar mass
78.13 g/mol
molecule for: Dimethyl Sulfoxide for UV, IR, HPLC, GPC
Melting Point:
18.4 °C
Boiling Point:
189 °C
Density:
1.103 kg/l
Refractive Index:
20/D 1.477
Physical Description:
liquid
Product Code:
361954
Product Name:
Dimethyl Sulfoxide for UV, IR, HPLC, GPC
Quality Name:
for UV, IR, HPLC, GPC
Specifications:
Minimum assay (G.C.): 99.9%

Maximum limit of impurities
APHA colour: 10
Acidity: 0.0005 meq/g
Alkalinity: 0.0002 meq/g
Non-volatile matter: 0.001 %
Water (H2O): 0.05 %
Suitability for IR spectrometry:: passes test
Fluorescence at 365 nm (as quinine): 7 ppb
UV Spectrum (1cm cell; Ref.: water):
Transmittance at 265 (Cut off) nm: ≥10%
Transmittance at 270 nm: ≥30%
Transmittance at 280 nm: ≥63%
Transmittance at 290 nm: ≥70%
Transmittance at 310 nm: ≥80%
Transmittance at 330 nm: ≥94%
Transmittance at 350-450 nm: ≥98%
Data of interest in HPLC:
Rohrschneider Polarity: 7.2
Eluotropic value E° (Al2O3): 0.75
Sol. H2O in solv. at 20°C: miscible
For critical jobs, purge with nitrogen.
Microfiltered product (0.2 μm) and bottled under nitrogen atmosphere.
WGK:
1
Storage:
Storage away from direct light.
Master Name:
Dimethyl Sulphoxide
Synonyms Long Text:
DMSO, Methylsulphoxide, Sulphinylbismethane
EINECS:
200-664-3
CS:
29309098
Download TDS file for complete specifications