StacksVerified U.S. regulatory reference

21 CFR §172.120

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The food additive calcium disodium EDTA (calcium disodium ethylene-diaminetetraacetate) may be safely used in designated foods for the purposes and in accordance with the conditions prescribed, as follows:
  1. (a)The additive contains a minimum of 99 percent by weight of either the dihydrate C10H12O8N2CaNa2·2H2O or the trihydrate C10H12O8N2CaNa2·3H2O, or any mixture of the two.
  2. (b)It is used or intended for use as follows:
    1. (1)Alone, in the following foods at not to exceed the levels prescribed, calculated as the anhydrous compound:
    2. (2)With disodium EDTA (disodium ethylenediaminetetraacetate) in the following foods at not to exceed, in combination, the levels prescribed, calculated as anhydrous C10H12O8N2CaNa2:
  3. (c)To assure safe use of the additive:
    1. (1)The label and labeling of the additive container shall bear, in addition to the other information required by the Act, the name of the additive.
    2. (2)The label or labeling of the additive container shall bear adequate use directions to provide a final food product that complies with the limitations provided in paragraph (b) of this section.
  4. (d)In the standardized foods listed in paragraph (b) of this section, the additives are used only in compliance with the applicable standards of identity for such foods.