E252 — пищевая добавка, консервант нитрат калия, potassium nitrate (Е252)

Potassium nitrate is a naturally occurring mineral used as a preservative and curing agent in meat. It is artificially manufactured by the reaction of potassium chloride with nitric acid. See E249, potassium nitrite. Potassium nitrate is used in fireworks as well as fertilisers. Typical products include processed meats, cured and smoked meat and fish, root vegetables. May be derived from waste animal or vegetable matter. May cause reproductive disorders. May provoke hyperactivity and other adverse reactions; potentially carcinogenic; restricted in many countries.



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