Betekenis van:
calcium hydroxide

calcium hydroxide
Zelfstandig naamwoord
  • calciumhydroxyde
  • a caustic substance produced by heating limestone

Synoniemen

Hyperoniemen


Voorbeeldzinnen

  1. Calcium hydroxide NOT APPLICABLE
  2. ‘E 526 CALCIUM HYDROXIDE
  3. E 526 CALCIUM HYDROXIDE Synonyms
  4. Calcium oxide, hydroxide and peroxide
  5. Calcium magnesium tetrahydroxide/calcium magnesium hydroxide/hydrated dolomitic lime
  6. All food producing species No MRL required NOT APPLICABLE NO ENTRY NO ENTRY Calcium hydroxide
  7. The text concerning E 526 calcium hydroxide is replaced by the following:
  8. Quicklime, slaked lime and hydraulic lime, other than calcium oxide and hydroxide of heading 2825:
  9. Tricalcium phosphate consists of a variable mixture of calcium phosphates obtained from neutralisation of phosphoric acid with calcium hydroxide and having the approximate composition of 10CaO · 3P2O5 · H2O
  10. Calcium hydroxide has been found to be essential to control a fungal disease in fruit trees in certain climates.
  11. Natural hydrated aluminium silicate, Al2O3.2SiO2.2H2O, containing calcium, magnesium or iron carbonates, ferric hydroxide, quartz-sand, mica, etc. as impurities
  12. Calcium hydroxide of a purity of 98 % or more calculated on the dry weight, in the form of particles of which:
  13. The calcium or sodium compound of [4-(α-(4-diethylaminophenyl)-5-hydroxy-2,4-disulfophenyl-methylidene) 2,5-cyclohexadien-1-ylidene] diethyl-ammonium hydroxide inner salt
  14. On the basis of data provided by the European Lime Association, it appears that the manufacturing of lime products from available raw materials does not permit them to comply with the existing purity criteria set for E526 calcium hydroxide and E529 calcium oxide, as regards the level of magnesium and alkali salts.
  15. Taking into account that magnesium salts are of no safety concern and the specifications as set out in the Codex Alimentarius as drafted by the Joint FAO/WHO Expert Committee on Food Additives (hereafter JECFA), it is appropriate to adjust the levels of magnesium and alkali salts for E526 calcium hydroxide and E529 calcium oxide to the lowest achievable values, which remain lower or equal to the levels set by JECFA.