Description
Overview
This reagent is a 1:1 blend of vegetable glycerin (C3H8O3) and propylene glycol (C3H8O2). CAS glycerin: 56-81-5; PG: 57-55-6. Form: Clear, colorless, viscous liquid. Purity: 99.5% each. Molar mass: Avg 90.09 g/mol. Density: 1.18 g/mL at 20°C. Hygroscopic. Supplied in ~2L HDPE container. No additives, fragrances, or ethanol. For laboratory and industrial R&D use only.
Applications
Used in e-liquid base formulation testing. Applied in solvent system optimization for poorly soluble compounds. Employed in cryoprotectant mixture studies. Suitable for humidity control in enclosed environments. Utilized in polymer dissolution and film casting. Supports research on glycol-glycerin interactions. Used in viscosity and surface tension profiling. Ideal for calibration in refractive index analysis.
Specifications
Appearance: Clear, syrupy. Odor: Slight, sweet. Solubility: Miscible with water and ethanol. Water content: ≤0.5%. Residue on evaporation: ≤0.05%. Chlorides: ≤5 ppm. Storage: Keep tightly sealed, away from moisture. Shelf life: 24 months. Compatible with HDPE, PP, glass. Stable under normal lab conditions.
Safety
GHS00: Not classified. H302: Harmful if swallowed. H319: Causes eye irritation. P264: Wash skin after handling. P305+P351+P338: Rinse eyes. Use in ventilated area. Wear gloves and safety goggles. Not for ingestion. For technical use only.
FAQ
Can it be used in e-liquid research?
Yes. Commonly used as base in vapor formulation studies.
Is the blend hygroscopic?
Yes. Both components absorb moisture; keep container sealed.
What is the viscosity?
Average 45–50 cP at 25°C, suitable for flow testing.
Can it be autoclaved?
Yes. Stable at 121°C for short durations in closed vessels.
Is it compatible with flavor compounds?
Yes. Widely used as carrier for water-insoluble flavorants.
References
PubChem – Glycerol | PubChem – PG | ECHA | SDS available via HarutyunyanEN customer service.
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