Propylene glycol (PG)

CAS 57-55-6

HS 2905320000

Product name: Propylene glycol (PG)
CAS No.: 57-55-6
Molecular formula: C3H8O2
Applications:
1. Food industry (food-grade PG): humectant; anti-freeze/moisture retention in bakery and chocolate; fragrance cosolvent; alcoholic extraction carrier; ice-cream freeze control
2. Pharma & personal care (largest volume):
• Humectant in skincare, masks, wash-care and toothpaste
• Solvent for oral liquids/injectables, ointment bases and aerosol cosolvents
• Mainstream e-liquid solvent
3. Industrial (industrial-grade PG):
• Slow-dry solvent for waterborne coatings/inks to control evaporation and prevent cracking
• Antifreeze and HVAC brine for food-equipment systems (non-toxic MEG alternative)
• Unsaturated polyester and polyurethane resin feedstock
• Solubilizer for fragrances, pigments and dyes
• Tobacco humectant and leather softener
4. Aerospace / specialty: aircraft de-icing fluid core ingredient; environmentally preferred low-temperature brine

Supplied by Shanghai Blue Aurora Fine Chemical Technology Co., Ltd. — flexible MOQ, mixed shipments, worldwide delivery.