Propylene Glycol (CAS 57-55-6)

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Propylene Glycol

CAS No. 57-55-6
丙二醇
Propylene Glycol structure
Chemical structure
CAS No.57-55-6
SynonymsPG; 1,2-Propanediol
CategorySolvents / Alcohols & Glycols
Assay / Purity99.50%
Molecular FormulaC3H8O2
Molecular Weight76.09
Melting Point-60 °C
Boiling Point187.6 °C
Density1.0361 g/cm³
Flash Point99 °C
AppearanceColorless transparent liquid

Application and positioning

Propylene glycol is a diol supplied in industrial and USP grades, miscible with water and alcohols. Used in unsaturated polyester resins, antifreeze, and as a carrier in pharmaceuticals, cosmetics and e-liquids. 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.

Interested in this product?

Contact us for price, COA, MSDS and lead time — drum, IBC and ISO tank supply.

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Reference: CAS 57-55-6 · PubChem CID 1030