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Propylene glycol - Wikipedia
Propylene glycol | Description, Formula, Production, & Uses
Propylene Glycol - NIST Chemistry WebBook
Propylene Glycol | C3H8O2 | CID 1030 - PubChem
Propylene Glycol - NIST Chemistry WebBook
Propylene Glycol - Properties - Matmake
Liquids and Gases - Boiling Points - The Engineering ToolBox
PROPYLENE GLYCOL | CAMEO Chemicals | NOAA