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Lithium bromide

CAS Number
7550-35-8
EC Number
231-439-8
Chemical Formula
BrLi
Molecular Weight
86.9 g/mol

Description

Lithium bromide (CAS 7550-35-8 ), commonly abbreviated as LiBr, is an inorganic salt used across industrial refrigeration, pharmaceutical manufacturing, and life sciences. It functions primarily as an absorption refrigerant and a desiccant in gas drying systems. In commercial HVAC and industrial cooling, LiBr serves as the absorbent fluid in absorption chiller systems. Its strong affinity for water vapor drives the refrigeration cycle without mechanical compression, making it a reagent in specialized chemical synthesis. Pharmaceutical manufacturers use it as a reagent in synthesis and as a buffering agent in select formulations requiring controlled ionic conditions. In biotechnology and life sciences, LiBr solutions are used to precipitate and purify RNA. These solutions enable downstream molecular biology workflows and critical research processes. Water treatment operations apply it in specific biocide and pH-regulation contexts where lithium-based chemistry is specified for industrial systems. Lithium bromide is supplied as a white crystalline powder or in concentrated aqueous solution. Solution concentrations are commonly at 55% for absorption chiller applications to ensure maximum efficiency in large-scale cooling operations. Standard grades include technical, pharmaceutical ( USP ), and high-purity laboratory grades to meet the distinct requirements of industrial, compendial, and research procurement. This ensures compliance with global manufacturing standards. Bulk quantities are available for industrial refrigeration supply chains, with smaller packagings offered for pharmaceutical and laboratory use. We provide consistent quality and reliable logistics for all industrial and research applications. Contact us for supply of Lithium bromide Request Quote

Other Names (Synonyms)

lithium monobromide | Lithium bromide (LiBr) | LITHIUM BROMATUM | 864G646I84 | RefChem:55513 | LiBr

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point547 °C
Boiling Point133 °C @ Press: Atm pressure
Density3.464 g/cm³ (solid)
Flash Point1265°C
AppearanceWhite powder
ColorWhite
Odorodorless
Formpowder
Water Solubility61 g/100 mL (25 º C)
Vapor Pressure1 hPa ( 748 °C)
pH7 (20°C, 10g/L)
Log P-0.37 at 25℃

Safety & Handling

Warning
GHS07· IrritantGHS08· Health Hazard

Hazard Statements

H302Harmful if swallowed
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H371May cause damage to organs
H373May causes damage to organs through prolonged or repeated exposure

Precautionary Statements

P260Do not breathe dust/fume/gas/mist/vapours/spray.
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P272Contaminated work clothing should not be allowed out of the workplace.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P317Get emergency medical help.
P352IF ON SKIN: Wash with plenty of water.
P316Get emergency medical help immediately.
P317Get emergency medical help.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code28275900
Storage Class13 - Non Combustible Solids
WGK (Germany)2