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Zinc citrate dihydrate, CAS 5990-32-9

Zinc citrate dihydrate, CAS 5990-32-9

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Zinc citrate is a zinc salt of citric acid (2-hydroxy-1,2,3-propanetricarboxylic acid); a C6 tricarboxylic acid. Zinc citrate is an odorless, white granular or crystalline powder, and is slightly soluble in water. It exists as a dihydrate and trihydrate forms. As an organic zinc salt, zinc citrate is known for its high zinc content (ca. 31%). Compared with other zinc salts, such as chloride, sulfate, phosphate, nitrate, etc., citrate shows superior biological compatibility. In biochemical processes, zinc acts as an essential trace element that has a critical role in maintaining structural and catalytic functions of >200 enzymes involved in major metabolic pathways. Exemplary applications of zinc citrate are substitute for zinc sulfate, antioxidant, odor neutralizer, dye mordant, feed additive, wood preservative, etc.

  • Tech Specs

    Appearance:  colorless to yellowish granulated powder

    CAS: 5990-32-9

    Product ID: CIT124

    Purity: 99%+

    Formula: C12H14Zn3O16

    MW: 610.37g/mol

    MP: 332-336C

    Solubility: 0.5-0.8g/100mL (aqueous)

    HS Code: 291815

    MDL: MFCD00150587

    LD50 (rat, oral) > 2,000mg/kg

    SMILES: C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.[Zn+2].[Zn+2].[Zn+2]

  • Synonyms

    citric acid, zinc (II) salt; zinc citrate tribasic dihydrate; Zn-citrate; [Zn3(citrate)2]
    2-hydroxy-1,2,3-propanetricarboxylic acid, zinc salt

  • Tags

    zinc citrate, [Zn3(citrate)2], citrate salt; preservative; antioxidant; micronutrient; anti-odor; zinc chelate; zinc carboxylate; tricarboxylate; water-soluble zinc salt

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