Acids & Salts Available — Bulk Only

Zinc Citrate (Trizinc Dicitrate)

CAS 546-46-3 · Formula C12H10O14Zn3 · MW 574.3 g/mol

A high-assay zinc citrate powder for oral-care and fortification formulators. It is used in oral-care formulations and as a zinc source for food fortification and dietary supplements.

Part of Acids & Salts
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HS Code
2918.15
At a Glance
Material Family
Acids & Salts
Record Type
Pure compound
Primary Role
Biocidal Action · Chelation / Sequestration
Functional Roles
ZINC CITRATE
ANTIPLAQUEORAL CARE
Applications & Use Cases
  • Oral care: Ingredient in toothpaste and mouthrinse formulations.
  • Food fortification: Zinc source for fortified foods.
  • Supplements: Zinc mineral for dietary supplements.
Safety & Handling
Full SDS available on request

A grade-specific Safety Data Sheet (SDS) — with the complete hazard classification, handling precautions, and transport information — is supplied with every shipment and available on request. Confirm all safety and regulatory details against the SDS for your specific grade.

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HS / Tariff Classification
Harmonized System (HS) Code — 6-digit international heading
2918 . 15
Chapter 29
Organic chemicals
Heading 29.18
Internationally harmonized (WCO HS)
Subheading 2918.15
6-digit international code — national tariff line adds further digits
Chemical Identity
CAS Number
546-46-3
Molecular Formula
C12H10O14Zn3
Molecular Weight
574.3 g/mol
IUPAC Name
trizinc bis(2-hydroxypropane-1,2,3-tricarboxylate)
INCI Name
ZINC CITRATE
PubChem CID
InChI Key
WGIWBXUNRXCYRA-UHFFFAOYSA-H
Synonyms & Trade Names
Zinc citrate CITRATED ZINC 2-Hydroxy-1,2,3-propanetricarboxylic acid zinc salt ZINC CITRATE (MART.) ZINC CITRATE [MART.] Trizinc dicitrate Citric acid, zinc salt 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, zinc salt (2:3) trizinc;2-hydroxypropane-1,2,3-tricarboxylate trizinc 2-hydroxypropane-1,2,3-tricarboxylate CITRIC ACID, ZINC SALT (2:3)
Full Description

Zinc citrate (CAS 546-46-3), the zinc salt of citric acid supplied as an anhydrous powder at roughly 31% zinc content. It is used in oral-care formulations and as a zinc source for food fortification and dietary supplements. The high zinc assay suits applications where elemental zinc loading per unit weight matters.

Frequently Asked Questions

What is zinc citrate used for?

Zinc citrate (CAS 546-46-3) is the zinc salt of citric acid, used in oral-care formulations such as toothpaste and mouthrinse, and as a zinc source for food fortification and dietary supplements. RawSource supplies it as a bulk raw material to formulators.

What is the zinc content of this grade?

This anhydrous zinc citrate powder is supplied at roughly 31% zinc by weight. The high elemental zinc assay suits applications where zinc loading per unit weight matters, such as fortification and compact supplement formats.

What is the chemical formula for zinc citrate?

The anhydrous zinc citrate supplied here has the formula C12H10O14Zn3 (CAS 546-46-3), the trizinc salt of citric acid.

What is the HS code for zinc citrate?

Zinc citrate classifies under HS 2918.15 (salts and esters of citric acid). Confirm the final tariff classification with your customs broker for the specific destination.

How is bulk zinc citrate powder supplied?

RawSource supplies the anhydrous powder in bulk industrial pack sizes with CoA and SDS available. Pricing depends on grade and volume; request a current bulk quote rather than a list price.

Disclaimer. Information on this page — including properties, identifiers, hazard, transport (DOT/UN) and tariff (HS) classifications, and applications — is provided for general reference and is compiled from authoritative public sources (e.g. PubChem/ECHA, 49 CFR 172.101, the Harmonized Tariff Schedule). Values are typical and are not a guaranteed specification; the Certificate of Analysis (CoA) for the lot purchased governs. Products are sold for industrial and professional use only. Nothing here is a medical, health, or efficacy claim or advice. Always consult the current Safety Data Sheet (SDS) before handling, storage, transport or disposal, and confirm regulatory status, classification and suitability for your application and jurisdiction. Hazard, transport and tariff classifications must be verified for your specific shipment. RawSource makes no warranty, express or implied, and assumes no liability for use of this information. Trademarks. Third-party trademarks and brand names are the property of their respective owners; any reference is nominative — used only to identify a comparable product — and does not imply affiliation with, sponsorship by, or endorsement by the trademark owner.