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Propionic acid is a clear, colorless liquid with a slightly sweetish
odor. It is soluble in water and alcohol; melts at -21 C, boils at
141 C. It is used as a preservative in feed and food industry
directly or in the forms of ammonium propionate, calcium and sodium
propionates. It is used to manufacture various propionates which
used in the production of pharmaceuticals, antifungal agents,
agrochemicals, plastics, plasticizers, rubber chemicals, dyes,
artificial flavors and perfumery synthetics. It is used also as a
solvent and in nickel-electroplating solutions.
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