Glyoxal
Ethanedial, 1,2-Ethanedione, Oxalaldehyde.
- CAS
- 107-22-2
- EC
- 203-474-9
- Sectors
- Textiles, Leather & Paper, Oil, Gas & Energy
Glyoxal (CAS 107-22-2) is the simplest dialdehyde, supplied as a 40% aqueous solution, a colorless to light yellow liquid, valued for high reactivity and the ability to cross-link natural and synthetic polymers in textile finishing, paper manufacturing and H2S scavenging in oil and gas processing. This Industrial Grade chemical is a preferred formaldehyde substitute in wood adhesives and textile finishes. It maintains Consistent Purity levels required for sensitive chemical manufacturing and resin production. In the energy sector, it serves as a highly efficient H2S Scavenger for oil and gas processing. Its molecular structure enables rapid reaction with sulfides to improve safety and equipment life.
Typical Properties
| Molecular formula | C2H2O2 |
|---|---|
| Molecular weight | 58.04 g/mol |
| Appearance | colourless or light yellow liquid |
| Form | Liquid |
| Color | Clear colorless to yellow |
| Odor | yel. crystals or lt. yel. liq., mild odor |
| Melting point | 15 °C |
| Boiling point | 51 °C @ Press: 776 Torr |
| Density | 1.14 g/cm³ @ Temp: 20 °C |
| Water solubility | miscible |
| Flash point | 104°C |
| pH | 2-3 (20°C in H2O) |
| GHS signal word | Danger · Acute toxicity, Irritant / harmful, Health hazard |
| HS code | 29121900 |
| Grades available | Technical Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Glyoxal
Applications
- Textile Finishing: Employed as a cross-linking agent to provide wrinkle-free properties to cotton fabrics.
- Oil & Gas Processing: Acts as a primary H2S scavenger to remove hydrogen sulfide from crude oil streams.
- Paper Manufacturing: Used to enhance the wet strength and coating performance of high-quality paper products.
Safety & Risks
Identified as a Skin and Eye Irritant and Skin Sensitizer. Proper PPE, including Nitrile Gloves and Face Shields, is mandatory during bulk handling.
Packaging
Available in 250 kg PE Drums, 1250 kg IBC Tanks, and bulk road tankers.