Mono Propylene Glycol (MPG)
MPG, Monoethylene Glycol
- CAS
- 57-55-6
- EC
- 200-338-0
- Food Code
- E1520
- Sectors
- Personal Care & Cosmetics, Food & Nutrition, Pharma & Healthcare
Mono Propylene Glycol (MPG) (CAS 57-55-6) is a water-miscible glycol that appears as a colorless, odorless, syrupy liquid and acts as a humectant, solvent and stabilizer in personal care, pharmaceutical and food applications, supplied in Food Grade with the food additive code E1520.
Typical Properties
| Molecular formula | C3H8O2 |
|---|---|
| Molecular weight | 76.09 g/mol |
| Appearance | Propylene glycol is a colorless, odorless, syrupy liquid. |
| Form | Viscous Liquid |
| Color | APHA: ≤10 |
| Odor | at 100.00 %. odorless very slight alcoholic |
| Melting point | -59 °C |
| Boiling point | 188.2 °C |
| Density | 1.036 g/cm³ @ Temp: 25 °C |
| Water solubility | miscible |
| Flash point | 225 °F |
| pH | 6-8 (100g/l, H2O, 20°C) |
| GHS signal word | Danger · Irritant / harmful, Health hazard |
| HS code | 29053200 |
| Grades available | Food 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.
Mono Propylene Glycol (MPG)
Applications
Used in cosmetics, pharmaceuticals, and food industries as a humectant, solvent, and stabilizer. Industrially, it serves as a heat transfer fluid and antifreeze agent in cooling systems. It is also used in polyester resins and plasticizers.
Safety & Risks
Low toxicity and non-corrosive. Avoid long-term exposure to heat and air to prevent oxidation.
Packaging
Delivered in 215 kg drums or IBC tanks. Store cool, dry, and sealed.