Dimethyl Sulfoxide
Product Description
| Product | Dimethyl Sulfoxide | 
| CAS | 67-68-5 | 
| Formula | (CH3)2SO | 
| Synonym | DMSO, Methyl sulfinylmethane, Methane, 1,1'-sulfinylbis- | 
Typical Product Specifications
| Density | 1.101 | 
| Practically Insoluble | in alcohol, benzene, acetone, chloroform, ether | 
| Assay % | 99.7 % Min (by GLC) | 
| Titrable Acid | 0.001 meq/g Max | 
| Color | 10 Max (APHA) | 
| Water Content | 0.10% Max (by KF) | 
| Vapor Pressure | 0.37 mm hg (20 c) | 
| Refractive Index | 1.4790 (20 c) | 
| Melting Point | 18.4 c | 
| Odor | strong char. odor (garlic-onion) | 
| Acid Number | 0.03 max. | 
| Molecular weight | 78.13 | 
| Flash Point | 95 c | 
| Solubility | water | 
| Boiling Point | 189 c | 
| Chemical Structure | ![]()  | 
| Notes | Non regulated under 119 gallons (Combustible Liquid, N.O.S.,4.2,NA1993,PGIII over 119 gallons) USP Grade is also available  | 
| Class | Green Chemicals - Eco-Friendly | 
| Function | Solvents | 

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