Description

Lanthanum Chloride Heptahydrate is a high-purity inorganic salt of the rare earth element lanthanum, widely recognized for its catalytic and optical properties. This compound is essential for applications requiring a reliable source of lanthanum ions in solution, offering consistent performance and batch-to-batch uniformity. It is a critical raw material for researchers and manufacturers in the catalyst, glass polishing, and specialty chemical synthesis industries.

Application

• Catalyst Precursor: Used in petroleum refining, automotive catalytic converters, and organic synthesis as a source of lanthanum.
• Optical Glass & Fiber Manufacturing: Acts as a dopant to modify the refractive index and other optical properties of specialty glasses and optical fibers.
• Phosphor & Luminescent Materials: Serves as a starting material in the production of phosphors for lighting, displays, and X-ray intensifying screens.
• Water Treatment: Employed in advanced treatment processes for phosphate removal.
• Chemical Synthesis: Used as a reagent or catalyst in various organic and inorganic synthesis reactions.
• Research & Development: A standard laboratory chemical for studies in material science, chemistry, and catalysis.
• Electronics: Used in the production of ceramics and other electronic components.

Basic Information

Product Name	Lanthanum Chloride Heptahydrate
CAS No.	10025-84-0
Molecular Formula	LaCl3·7H2O
Molecular Weight	371.37 g/mol
Synonyms	Lanthanum(III) chloride heptahydrate; Lanthanum trichloride heptahydrate; Lanthanum chloride (LaCl3) heptahydrate; Lanthanum chloride hydrate; Lanthanum chloride 7-hydrate; Lanthanum (3+) chloride heptahydrate; Rare earth chloride (La) heptahydrate
EINECS	233-237-5

Quality Control

Our Lanthanum Chloride Heptahydrate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for industrial and research applications. A Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. This material is hygroscopic (moisture-sensitive) and must be kept in a sealed container under dry conditions to prevent caking and degradation. Recommended long-term storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	White to off-white crystals or crystalline powder
Identification (IR)	Conforms
Assay (LaCl3·7H2O)	≥ 99.0%
Assay (La2O3 basis)	≥ 37.2%
Chloride Content	28.5 - 29.0%
pH (5% solution)	4.0 - 6.0
Insoluble Matter	≤ 0.01%
Iron (Fe)	≤ 0.001%
Heavy Metals (as Pb)	≤ 0.001%

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