Description

Lithium Citrate Tetrahydrate is a stable, crystalline lithium salt of citric acid, widely recognized for its high bioavailability and consistent quality. This compound serves as a critical source of lithium ions, valued for its precise formulation and reliable performance in demanding applications. It is essential for manufacturers in the pharmaceutical, nutraceutical, and advanced materials sectors seeking a high-purity, water-soluble lithium precursor.

Application

• Pharmaceutical Intermediates: A key active pharmaceutical ingredient (API) and precursor in the formulation of mood-stabilizing medications and other lithium-based therapeutics.
• Nutraceuticals & Dietary Supplements: Used as a source of bioavailable lithium in specialized nutritional supplements.
• Electrolyte & Battery Research: Employed in the development of novel liquid and solid-state electrolytes for lithium-ion and lithium-metal battery systems.
• Biochemical & Molecular Biology: Utilized in buffer systems and as a component in cell culture media for specific research applications.
• Chemical Synthesis: Acts as a catalyst or reagent in organic synthesis and materials science for producing lithium-containing compounds.
• Reference Standards: Serves as a high-purity certified reference material (CRM) for analytical calibration and quality control laboratories.

Basic Information

Product Name	Lithium Citrate Tetrahydrate
CAS No.	6080-58-6
Molecular Formula	C6H5Li3O7 · 4H2O
Molecular Weight	281.98 g/mol (Anhydrous basis: 209.92 g/mol)
Synonyms	Lithium Citrate Tribasic Tetrahydrate; Trilithium Citrate Tetrahydrate; Citric Acid Trilithium Salt Tetrahydrate; 2-Hydroxy-1,2,3-propanetricarboxylic Acid Trilithium Salt Tetrahydrate; NSC 16895; EINECS 206-509-1 (Anhydrous)
EINECS	206-509-1 (for the anhydrous form)

Quality Control

Our Lithium Citrate Tetrahydrate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets stringent specifications for identity, purity, and composition. We provide full traceability and support compliance with relevant pharmacopeial standards (such as USP/EP) where applicable. Certificates of Analysis (COA) documenting all critical quality attributes are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking or degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White or almost white crystalline powder
Identification (IR)	Conforms
Assay (Lithium Citrate)	≥ 98.0 %
pH (5% Solution)	7.0 - 9.0
Water (Karl Fischer)	24.0 - 26.0 %
Heavy Metals (as Pb)	≤ 10 ppm
Chloride (Cl)	≤ 0.005 %
Sulfate (SO4)	≤ 0.01 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.