Comparing E209 - Heptylparaben vs E501I - Potassium carbonate

Overview

E209 - Heptylparaben

Heptylparaben (E209) is a preservative from the paraben family. It helps stop molds and yeasts from growing, but its legal use in foods varies by country and is uncommon today. Always check your local rules and product labels for the most accurate picture.

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E501I - Potassium carbonate

Potassium carbonate (E501i) is an alkaline salt used to control acidity and stabilize foods. You’ll most often see it in alkalized cocoa and some noodle products, where it helps shape color, flavor, and texture. It’s permitted in both the U.S. and EU when used as intended in food.

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Synonyms
E209
Heptylparaben
E501i
Potassium carbonate
Functions
preservative
acidity regulatorraising agent
Origins
Synthetic
Plant
Synthetic
Products

Found in 0 products

Found in 619 products

Search rank & volume
#46260 / mo🇺🇸U.S.
#12612K / mo🇺🇸U.S.
Awareness score

Awareness data is not available.

×2.82
over-aware

Search volume over time

Search history data is not available.

Interest over time for 2 keywords in U.S. during the last 10 years.

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Popular questions

  1. Comp where to plug e209 cable?

    E209 is the E-number for heptylparaben, a synthetic paraben preservative (not permitted in EU foods); it isn’t a cable or plug.

  2. Doctor who e209?

    In food labeling, E209 means heptylparaben, a preservative not permitted in EU foods; it doesn’t refer to Doctor Who.

  3. How to charge razor scooter e209?

    E209 is heptylparaben, a food preservative (not permitted in EU foods) and unrelated to charging a Razor scooter.

  4. What does e209 mean on ambulance report?

    On food labels, E209 denotes heptylparaben, a preservative (not permitted in EU foods); it’s not a standard ambulance/EMS code.

  5. What does e209 member mean on ambulance report?

    E209 refers to heptylparaben in food contexts (not permitted in EU foods); “E209 member” on an ambulance report would be an unrelated internal code, not the additive.

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  1. Is potassium carbonate soluble?

    Yes—it's highly soluble in water and deliquescent. It is insoluble in ethanol.

  2. Is potassium carbonate soluble in water?

    Yes, it dissolves readily in water to form a strongly alkaline solution.

  3. What is potassium carbonate used for?

    In foods, E501(i) is used as a stabiliser and acidity regulator/buffer, and as a leavening aid in some baked goods and alkaline-processed foods like certain noodles and cocoa. It’s also used industrially in making glass and soap.

  4. Is potassium carbonate dangerous?

    At approved food-use levels it’s considered safe, but the solid and concentrated solutions are strongly alkaline and can irritate or burn skin and eyes. Those with kidney disease or on potassium‑sparing medications should avoid excessive potassium intake.

  5. How to make potassium carbonate?

    Industrial production absorbs carbon dioxide into potassium hydroxide solution to form K2CO3; historically it was obtained from leached wood ashes. For food use, only purchase certified food‑grade material—home production isn’t recommended.

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