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.