Glycerin + Propylene Glycol Pure Odorless Glass Bottles >99,5% VG + PG - 100mL + 100mL

Glycerin + Propylene Glycol Mixture
Other Names: Glycerol + 1,2-Propanediol

CAS Numbers:

• Glycerin: 56-81-5

• Propylene Glycol: 57-55-6

Chemical Formulas:

• Glycerin: C₃H₈O₃

• Propylene Glycol: C₃H₈O₂

Combined Appearance: Clear, colorless, viscous liquid; odorless

Glycerin and Propylene Glycol are both widely used polyhydric alcohols (polyols) valued for their solvency, humectant, and viscosity-modifying properties. This high-purity blend (>99.5%) is commonly utilized in chemical and industrial applications, including surfactant systems, coolant formulations, and laboratory use.

Chemical and Physical Properties

Density (combined, approximate): ~1.1 g/cm³ at 20 °C
Boiling Point:

• Glycerin: 290 °C (decomposes)

• Propylene Glycol: 188.2 °C
  Melting Point:

• Glycerin: 17.8 °C

• Propylene Glycol: −59 °C
  Solubility: Fully miscible with water and most polar solvents
  Vapor Pressure:

• Glycerin: negligible at 20 °C

• Propylene Glycol: ~0.1 mmHg at 20 °C
  Odor: Odorless

Applications

• Surfactants & Solvents: Commonly incorporated in surfactant systems and as a solubilizing agent in chemical formulations.

• Industrial Humectant: Used to maintain moisture balance in technical applications such as printing inks, coolants, and antifreeze blends.

• Cosmetic & Hygiene Manufacturing (non-pharmaceutical): Employed in the production of soaps, hand gels, and household-grade personal care products as viscosity and moisture control agents.

• Laboratory Use: Utilized as a carrier liquid, co-solvent, and intermediate in synthesis and material preparation.

Safety

Signal Word: Warning

Hazard Statements:

• H319: Causes serious eye irritation

• H332: Harmful if inhaled (in mist form)

Precautionary Statements:

• P264: Wash hands thoroughly after handling

• P271: Use only outdoors or in a well-ventilated area

• P280: Wear protective gloves/eye protection

• P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

• P337+P313: If eye irritation persists: Get medical advice/attention

Handling and Storage

Storage Conditions: Store in a tightly sealed container in a cool, dry, and well-ventilated area. Protect from moisture, excessive heat, and strong oxidizing agents.

Handling Precautions: Avoid contact with eyes and skin. Prevent inhalation of mist or aerosolized particles. Ensure proper ventilation in processing areas.