DIMETHYL SULPHOXIDE Molecular Biology

Article No. Grade Purity CAS No. Molecular Formula Molecular Weight H.S. Code Shelf Life
SC3961 Molecular Biology 99.50% 67-68-5 CH3SOCH3 78.13 2930.9099 60 Months

Packings

100 ml,500 ml,2500 ml,2500 ml

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%

Specifications

Appearance A clear colorless liquid
Purity (by GC) Min 99.5%
Boiling Point 189 deg C
Density (d20°C/4°C) 1.100 - 1.104
Refractive index (20°C; 589 nm) 1.478 - 1.479
DNAase/RNAase/Proteases Not detectable
Free acid Max 0.001%
Non-volatile matter Max 0.001%
Total Phosphorus Max 0.00001%
Total Silicon Max 0.00002%
Water (by KF) Max 0.1%
Calcium (Ca) Max 0.0001%
Copper (Cu) Max 0.00005%
Iron (Fe) Max 0.0001%
Potassium (K) Max 0.00005%
Magnesium (Mg) Max 0.00005%
Sodium (Na) Max 0.0002%
Lead (Pb) Max 0.00002%
Zinc (Zn) Max 0.00002%

Safety Information and Hazard Symbols

Symbol
Signal Word
UN No.
IMCO Class No.
Packing Group
Hazardous Statement
Precaution Statement
Risk Statement
Safety Statement
Revision Date : 03-Jun-2017