Propylene Glycol (CAS 57-55-6)
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Propylene Glycol
CAS No. 57-55-6
丙二醇

Chemical structure
| CAS No. | 57-55-6 |
|---|---|
| Synonyms | PG; 1,2-Propanediol |
| Category | Solvents / Alcohols & Glycols |
| Assay / Purity | 99.50% |
| Molecular Formula | C3H8O2 |
| Molecular Weight | 76.09 |
| Melting Point | -60 °C |
| Boiling Point | 187.6 °C |
| Density | 1.0361 g/cm³ |
| Flash Point | 99 °C |
| Appearance | Colorless 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
- Furfuryl Alcohol (CAS 98-00-0)
- Acetone (CAS 67-64-1)
- Butanone (MEK) (CAS 78-93-3)
- Cyclohexanone (CAS 108-94-1)
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.
Request a QuoteReference: CAS 57-55-6 · PubChem CID 1030