Application of propyl ethylene glycol / Propylene Glycol / PG CAS NO.57-55-6
Propylene glycol is often used in the pharmaceutical industry as a solvent, softener and excipient in the manufacture of various
ointments, ointments, etc.
Because of its good mutual solubility with various spices, it is also used as a solvent and softener in cosmetics, etc. Propylene
glycol is also used as a solvent for tobacco humidifier, mildew inhibitor, lubricant for food processing equipment and food
marking ink.
The aqueous solution of propylene glycol is an effective antifreeze.