Dimethyl Sulfoxide (CAS 67-68-5)

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Dimethyl Sulfoxide

CAS No. 67-68-5
二甲基亚砜
Dimethyl Sulfoxide structure
Chemical structure
CAS No.67-68-5
SynonymsDMSO
CategorySolvents / Specialty Solvents
Assay / PurityIndustrial grade
Molecular FormulaC2H6OS
Molecular Weight78.14
Melting Point18.45 °C
Boiling Point189 °C
Density1.101 g/cm³
Flash Point95 °C
AppearanceColorless transparent liquid

Application and positioning

Dimethyl sulfoxide is supplied at 99.9%, with water below 0.1%. Used as an API process solvent, an electronics cleaning agent, an agrochemical formulation solvent and a cryoprotectant. Laurand ships it from audited Chinese producers in drum, IBC or ISO tank quantities, with the documentation your market requires.

Quality and documentation

  • Batch-specific Certificate of Analysis from the producing plant
  • SDS in the language of your market, with GHS classification for the destination
  • Specification sheet, GC purity and water content reported per lot
  • Pre-shipment sample for laboratory approval on first orders

Packaging and handling

  • 200 L steel or HDPE drums, 1000 L IBC and ISO tank containers; pack size confirmed at quotation
  • Hazard class and UN number stated on the transport documents, dangerous-goods packing where required
  • Store cool and ventilated away from ignition sources, containers kept closed

Related products

Physical properties are typical values from published literature. The specification of the delivered lot is confirmed with the quotation.

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Reference: CAS 67-68-5 · PubChem CID 679