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DIMETHYL SULPHOXIDE For UV Spectroscopy
| Article No. | Grade | Purity | CAS No. | Molecular Formula | Molecular Weight | H.S. Code | Shelf Life |
|---|---|---|---|---|---|---|---|
| SC1481 | For UV Spectroscopy | 99.80% | 67-68-5 | CH3SO.CH3 | 78.13 | 2930.9099 | 60 Months |
Packings
| 500 ml,1000 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 99.8% |
| 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 |
Safety Information and Hazard Symbols
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Revision Date : 23-Dec-2021
Certificate of Analysis (COA's)
To download COA please enter the batch number below