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🧪 Propanediol

1,3-Propanediol | INCI: Propanediol | CAS: 504-63-2

INCI Information

INCI Name
Propanediol
Common Name
1,3-Propanediol
CAS Number
504-63-2
Category
Humectant / Solvent
Molecular Formula
C₃H₈O₂
Molecular Weight
76.10 g/mol
Appearance
Clear, colorless, viscous liquid
Solubility
Miscible with water and alcohols
Typical Concentration
1% – 10%
pH Range
6.0–8.0
Functions:
HumectantSolventNatural alternative
Available Purity Grades:
  • 98%
  • 99% (Cosmetic)
  • 99.5% (Pharma)

💰 Indicative Price Range (Bulk)

Typical B2B pricing across verified suppliers
$3 – $12 $/kg
Prices vary by purity, MOQ, and order volume. Always request formal quotes.

📖 About Propanediol

Propanediol (1,3-Propanediol) is a naturally-derived humectant produced by fermentation of corn sugar. It's a premium alternative to Propylene Glycol, offering superior skin feel and 'green' marketing appeal.

🛒 Purchasing Guide & Tips

❓ Frequently Asked Questions

❓ Is Propanediol better than Propylene Glycol?

It's gentler and has better natural credentials, but is more expensive. Performance is similar.

❓ Can it be used in organic products?

Yes, fermentation-derived Propanediol is acceptable in COSMOS and Ecocert organic standards.

❓ Does it have a scent?

No, it's odorless — a plus over some natural alternatives.

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