There are two main non-inhibited Propylene Glycols:

1)  Technical Grade Propylene Glycol - Concentration > 99.5%
2)  Food Grade Propylene Glycol USP Kosher - Concentration > 99.5%

Review your application before purchasing.  Propylene Glycol is typically used:

    * As a moisturizer in medicines, cosmetics, food, toothpaste, mouth wash, and tobacco products
    * In electronic cigarettes to deliver vaporized nicotine
    * As an emulsification agent in Angostura and orange bitters
    * As a solvent for food colors and flavorings
    * As an ingredient, along with wax and gelatin, in the production of paintballs
    * As a humectant food additive, labeled as E number E1520
    * As a cooling agent for beer and wine glycol jacketed fermentation tanks
    * As a carrier in fragrance oils
    * As a less-toxic antifreeze
    * As a solvent used in mixing photographic chemicals, such as film developers
    * In smoke machines to make artificial smoke for use in firefighters' training & theatrical prod.
    * In hand sanitizers, antibacterial lotions, and saline solutions
    * In cryonics
    * As a working fluid in hydraulic presses
    * As a coolant in liquid cooling systems
    * To regulate humidity in a cigar humidor

    * As the killing and preserving agent in pitfall traps, usually used to capture ground beetles
    * To treat livestock ketosis
    * As the main ingredient in deodorant sticks
    * To de-ice aircraft
    * UV Blacklite Tattoo Ink