Product Description
Dimethyl sulfoxide (DMSO) is a colorless liquid with a high boiling point and is known for its solvent properties. Here are some general specifications for dimethyl sulfoxide:
- Chemical Formula: (CH)SO
- Physical Properties:
- Molecular Weight: Approximately 78.13 g/mol
- Appearance: Clear, colorless liquid.
- Odor: Characteristic, garlic-like odor.
- Density: Approximately 1.10 g/cm.
- Melting Point: 18.5 C
- Boiling Point: 189 C
Purity/Concentration:
High purity is often required for most applications.
Commonly available with purity levels of 99% or higher.
Water Content:
Low water content is typically specified, often less than 0.1%.
Acidity (as HSO):
The acidity is usually specified to be low, with limits often set to less than 0.03% as sulfuric acid.
Color:
Specifications may include a maximum color limit, often measured using a standard color scale (such as APHA color).
Boiling Range:
The boiling range may be specified to ensure a consistent product.
Impurities:
Limits on impurities, such as heavy metals, peroxides, and other contaminants, are often included in specifications.
Flash Point:
DMSO is considered to have a relatively high flash point, typically above 90 C.
Miscibility:
DMSO is miscible with water and many organic solvents.
Residue on Evaporation:
The residue left after evaporation may be specified to ensure a clean product.
Its important to note that specific requirements for DMSO can vary based on the intended application and regional regulations. Manufacturers or suppliers typically provide detailed product specifications that users should refer to for precise information. Additionally, compliance with safety and environmental regulations is crucial when handling and using DMSO.