CAS · 57-55-6
Product Overview
1,2-Propanediol is a high-purity bactericides supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Appearance: | Clear, Colorless |
|---|---|
| PG content: | 99.8% min |
| EG content: | 50ppm max |
| DEG content: | 50ppm max |
| Color: | 10 Hazen max |
| Specific Gravity (25℃): | 1.035–1.037 |
| Specific Gravity (20℃): | 1.037–1.039 |
| Water Content: | 0.1% max |
| Residue on ignition: | 70ppm max |
| Acidity: | 0.01ml max |
| Chloride: | 70ppm max |
| Sulfate: | 60ppm max |
| Heavy Metals as Pb: | 5ppm max |
| Fe: | 0.5ppm max |
| IBP: | 183 |
| DP: | 189 |
Applications
🏭 1. Industrial Solvent
Widely used as a solvent in the manufacture of:
Paints and coatings
Resins and plastics
Hydraulic fluids
Antifreeze formulations
🧪 2. Chemical Intermediate
Precursor in the production of:
Unsaturated polyester resins (UPRs)
Plasticizers
Surfactants
🍬 3. Food Industry (USP Grade)
Used as a humectant, solvent, and preservative in:
Baked goods
Beverages
Ice cream
Flavorings
💄 4. Pharmaceuticals & Cosmetics
Functions as:
Skin-conditioning agent
Solvent for oral, topical, and injectable formulations
Carrier in creams, gels, and lotions
💉 5. Drug Formulation
In IV drugs and vaccines as a carrier and stabilizer
🧊 6. Antifreeze and Deicing Solutions
Used in non-toxic antifreeze solutions (safer alternative to ethylene glycol)
De-icing fluids for aircraft
Benefits
✅ Low Toxicity
– Recognized as safe (GRAS) for food and pharmaceutical use by the FDA and WHO.
✅ Hygroscopicity
– Helps retain moisture, which is vital in foods, cosmetics, and skin-care products.
✅ Solubility
– Excellent solvent for both polar and non-polar compounds.
✅ Stability
– Chemically stable and compatible with many ingredients and materials.
✅ Versatility
– Functions across diverse industries, from chemical manufacturing to consumer care.
Conclusion
1,2-Propanediol (Propylene Glycol) is a safe, versatile, and essential compound used in industrial manufacturing, food processing, personal care, and pharmaceuticals. Its combination of solvency, safety, and compatibility makes it a vital ingredient across many sectors.
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