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| Synonyms:Lithium monochloride Hydrochloric acid lithium salt Lithium chloride anhydrous Lithium chloride solution Lithium chloride monohydrate Molecular Formula:LiCl Molecular Weight: 42.39 HS Code: 2827391000 Grade:99%Lithium chloride powder 40%Lithium chloride solution Hazard Class:General Cargo | |||||||||
7447-41-8
bosschem
7447-41-8
Lithium chloride (LiCl) is a white, strongly deliquescent crystalline salt and the most important lithium halide in industry. Its dominant use is the production of lithium metal: at about 600 °C, a molten LiCl–KCl electrolyte is electrolyzed to yield the lithium metal that powers lithium batteries, alloys and organolithium chemistry worldwide.
Beyond metal production, LiCl's extreme water affinity makes it a high-capacity desiccant and dehumidifier for air-conditioning and industrial gas drying, while its low-melting salt chemistry serves brazing fluxes, battery electrolytes and molten-salt electrochemical systems. Its high solubility in water and organic solvents also makes it a versatile reagent in synthesis and analysis.
A single salt, four core value propositions:
Lithium Metal Production:
● the standard feedstock of molten-salt electrolysis for metallic lithium manufacture;
Battery & Electrochemistry:
● an electrolyte salt and component of lithium-battery, molten-salt and electrochemical systems;
Dehumidification & Drying:
● a high-capacity desiccant and liquid desiccant for air conditioning and gas drying;
Fluxes & Specialty Applications:
● a brazing flux for aluminum, a fireworks colorant, a dry-battery electrolyte and a synthesis reagent.
Item | Specification |
Chemical Name | Lithium chloride (anhydrous) |
Synonyms | Chlorolithium; Lithium chloride, anhydrous; Lithium monochloride |
CAS No. | 7447-41-8 |
EC No. (EINECS) | 231-212-3 |
Molecular Formula | LiCl |
Molecular Weight | 42.39 g/mol |
HS Code | 2827.39 (other chlorides; 8-digit code may vary by destination) |
Appearance | White crystalline powder / granules; deliquescent |
Density | 2.07 g/cm³ (25 °C) |
Melting Point | 605 °C |
Boiling Point | 1382 °C |
Solubility | Extremely soluble in water (≈ 84.5 g/100 ml at 20 °C), ethanol and acetone |
Lithium chloride crystallizes as white cubic crystals with one of the highest hygroscopicities of any common salt — in humid air it readily absorbs moisture and can deliquesce into solution
All grades are packed in moisture-barrier containers and documented with COA.
● Feedstock of lithium metal: the standard electrolyte salt in molten-salt electrolysis that produces metallic lithium for batteries and alloys.
● Extreme water affinity: among the most hygroscopic commercial salts — a high-capacity desiccant and dehumidifier in air streams and gases.
● High ionic conductivity: useful electrolyte salt in lithium batteries, molten-salt systems and electrochemical processes.
● Low-melting salt chemistry: forms low-melting eutectics (e.g. LiCl–KCl), enabling energy-efficient molten electrolysis and fluxes.
● Multi-industry versatility: one salt serving metal production, batteries, HVAC drying, brazing, pyrotechnics and synthesis.
● Full traceability: COA with every batch documenting assay and key impurities.
1 Lithium Metal Production (Core Application)
Lithium chloride is the raw material of industrial lithium metal:
● Molten-salt electrolysis: molten LiCl–KCl electrolyte electrolyzed at about 600 °C to produce high-purity lithium metal;
● Downstream lithium: metal for lithium-battery anodes, Al–Li alloys, organolithium reagents and specialty alloys;
● Battery-grade feed: controlled-impurity LiCl for customers producing lithium metal or advanced electrolytes.
2 Battery & Electrochemistry
● Lithium-battery electrolytes: electrolyte salt or component in primary lithium (Li–MnO₂) and research cells;
● Molten-salt systems: electrolyte for high-temperature batteries and electrochemical reduction processes;
● Electrochemical research: standard salt for lithium-ion conductivity, molten-salt and electrodeposition studies.
3 Dehumidification & Drying
● Air-conditioning dehumidification: liquid desiccant in industrial and commercial dehumidifiers;
● Gas drying: desiccant for drying air and process gases in food processing and laboratories;
● Laboratory desiccant: high-capacity drying agent for solvents and desiccators.
4 Fluxes & Specialty Applications
● Aluminum brazing flux: removes oxide film for brazing of automobile radiators and heat exchangers;
● Pyrotechnics: lithium source giving the characteristic crimson flame in fireworks;
● Dry batteries: electrolyte component in specialty dry cells;
● Synthesis and analysis: reagent in organic/inorganic synthesis, lithium metathesis and analytical standards;
Packaging (customizable):
● 25 kg fiber drum with PE liner, 25 kg HDPE jerry can, or 500 kg – 1,000 kg FIBC;
Storage:
● Keep in a cool, dry, well-ventilated area away from direct sunlight and heat;
● Keep containers tightly closed — lithium chloride is strongly hygroscopic and deliquescent;
● Avoid contact with strong acids and oxidizing agents; protect from moisture ingress;
● Recommended storage temperature 5 °C – 35 °C.
● Factory-direct supply: own production capacity, transparent pricing, no middleman markup;
● Stable quality: strict internal control, every batch tested, COA with every shipment;
● Export experience: familiar with sea/air shipping documentation for chemical commodities, complete paperwork support;
● Fast response: quotations and technical support (COA, application advice) within 24 hours; small trial orders accepted.
Its main use is the production of lithium metal by molten-salt electrolysis of LiCl–KCl. It is also a high-capacity desiccant and dehumidifier for air-conditioning and gas drying, an electrolyte salt in lithium batteries and molten-salt systems, an aluminum brazing flux, a fireworks colorant, and a versatile reagent in synthesis.
LiCl melts at 605 °C and, mixed with KCl, forms a eutectic that melts around 352 °C — low enough for practical industrial electrolysis. The molten salt conducts ions well and decomposes cleanly into lithium metal and chlorine at the electrodes, which is why the LiCl–KCl process remains the standard commercial route to lithium metal.
Lithium chloride is irritating to skin, eyes and mucous membranes, and lithium salts are toxic if ingested in quantity. Use gloves, goggles and dust protection, avoid skin contact and moisture pickup, and keep it away from food. It is an industrial chemical or reagent.