Comparing E170 - Calcium carbonates vs E516 - Calcium sulphate

Synonyms
E170
Calcium carbonates
E516
Calcium sulphate
Gypsum
Selenite
Calcium sulfate
calcium sulfate added to prevent caking
Products

Found in 1,542 products

Found in 2,164 products

Search rank & volume
#2611.5K / mo🇺🇸U.S.
#2293.6K / mo🇺🇸U.S.
Awareness score

×0.15
under-aware

×6.31
over-aware

Search volume over time

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

Interest over time for 6 keywords in U.S. during the last 10 years.

Popular questions
  1. Who makes the e170 aircraft?

    In food labeling, E170 refers to calcium carbonates, not an aircraft; they’re made by many ingredient suppliers, typically sourced from mined limestone or produced by reacting calcium hydroxide with carbon dioxide (precipitated calcium carbonate).

  2. Who makes e170 airplane?

    E170 in foods means calcium carbonates, not an airplane; they are supplied by numerous food-grade mineral producers, either mined (ground calcium carbonate) or made by precipitation from calcium hydroxide and CO2.

  3. Calcium carbonates is most likeye to dissolve in water with which characteristics?

    Calcium carbonate is nearly insoluble in neutral water but dissolves in acidic or carbonated water (low pH, high dissolved CO2) by forming calcium bicarbonate.

  4. E170 aircraft who makes?

    On food labels, E170 denotes calcium carbonates rather than an aircraft; they are manufactured by various companies from limestone or via precipitation using calcium hydroxide and carbon dioxide.

  5. How are calcium carbonates formed?

    They form naturally by precipitation of calcium and carbonate ions in water and by biomineralization in shells and eggs, and industrially by reacting calcium hydroxide with carbon dioxide (precipitated calcium carbonate); they can also precipitate from hard water as limescale.

  1. What is gypsum used for?

    In foods (E516), gypsum (calcium sulfate) is used as a stabiliser/firming and anti‑caking agent, a tofu coagulant, and to adjust brewing water; outside food it’s used for plaster, drywall, and as a desiccant.

  2. What is gypsum board?

    Gypsum board (drywall) is a building panel with a calcium sulfate core faced with paper, used for interior walls and ceilings—it's a construction use of the same mineral, not a food application of E516.

  3. What does gypsum do for soil?

    It supplies calcium and sulfate without notably changing pH, and can improve structure and water infiltration in sodic (sodium-affected) soils by displacing sodium; it has little effect on non‑sodic clays.

  4. What is selenite good for?

    Selenite is the crystalline mineral form of gypsum (calcium sulfate); it’s used like gypsum in construction materials and as a source of calcium and sulfate, including limited food uses as additive E516.

  5. How much gypsum to add to soil?

    Apply based on a soil test: typical maintenance rates are about 10–40 lb per 1,000 sq ft (50–200 g/m²) for lawns/gardens, while reclaiming sodic soils can require much more (around 1–4 tons/acre, 2–9 t/ha). Over‑application won’t fix non‑sodic clays and can add unnecessary salts.