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LC2273 Dimethyl sulfoxide
for spectroscopy

 

Order number Packaging Quantity Price €
AC29273 Glass bottle 500 ml 40.05
AC29273 Glass bottle 2.5 l 135.90

 

Product information
Synonyms DMSO
Hill Formula C2H6OS
Chemical formula (CH3)2SO
HS Code 2930 90 99
EC number 200-664-3
Molar mass 78.13 g/mol
CAS number 67-68-5

 

Chemical and physical data
Ignition temperature 300 – 302 °C
Solubility 1000 g/l (20 °C)
Saturation concentration (air) 8.0 g/m3 (20 °C)
Melting point 18.5 °C
Molar mass 78.13 g/mol
Density 1.10 g/cm3 (20 °C)
Boiling point 189 °C (1013 hPa)
Vapor pressure 0.6 hPa (20 °C)
Explosion limit 1.8 – 63.0 %(V)
Flash point 95 °C
Refractive index 1.48 (20 °C)

 

Safety information
RTECS PV6210000
Storage class 10 Combustible liquids not in Storage Class 3
WGK WGK 1 slightly water endangering
Disposal 1
Strongly contaminated halogen-free organic solvents: container A.

 

Toxicological data
LD 50 oral LD50 rat 14500 mg/kg
LD 50 dermal LD50 rat 40000 mg/kg

 

Specifications
Purity (GC) ≥ 99.8 %
Evaporation residue ≤ 0.0005 %
Water ≤ 0.1 %
Colour ≤ 10 Hazen
Acidity ≤ 0.0005 meq/g
Alkalinity ≤ 0.0002 meq/g
Fluorescence (as quinine at 365 nm) ≤ 7.0 ppb
Transmission
– at 270 nm
≥ 10 %
– at 280 nm ≥ 50 %
– at 310 nm ≥ 80 %
– at 330 nm ≥ 90 %
– from 350 nm ≥ 97 %

 

 

C6H12N2O4S