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  • Propylene Glycol Nutritional Content (.pdf)
    Propylene glycol is listed as "generally recognized as safe" (GRAS) for use as a direct food additive by the U.S. Food and Drug Administration (21CFR184.1666). Propylene glycol has the general structure of a carbohydrate so for food labeling purposes it should be included with the grams
  • DOWTHERM vs. DOWFROST: A Comparison of Ethylene Glycol and Propylene Glycol (.pdf)
    Dow offers two basic types of low temperature heat transfer fluids: DOWTHERM* heat transfer fluids based on ethylene glycol (EG) and DOWFROST* heat transfer fluids based on propylene glycol (PG). Both types also contain water and corrosion inhibitors. In terms of performance, both fluids are very
  • About Propylene Glycols
    The propylene glycol family of chemical compounds consists of monopropylene glycol (PG), dipropylene glycol (DPG),. and tripropylene glycol (TPG). The proper IUPAC chemical name for PG is 1,2-propanediol and it is listed on the U.S. EPA Toxic Substances Control Act (TSCA) inventory of chemical
  • Brewing Industry - Dispersion of Beer Foam Head Retaining Agents
    Ingredients such as propylene glycol alginate (PGA) may be added to beer to stabilize the foam head and to aid resistance to breakdown of foam in the presence of detergent residues or grease on the glass.
  • A 'Fluid' Supermarket (.pdf)
    At the 26,000-square-foot Wal-Mart Super-Center in Aurora, Colo., a propylene glycol-based heat transfer fluid is being used in a secondary-loop refrigeration system. Th e system, which cools the store's meat, dairy, produce and other medium-temperature chilled food display cases, is designed

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