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Hydroxides and bases

Lithium hydroxide

Also known as Lithium hydrate, Lithium hydroxide anhydrous, Lithium hydroxide (Li(OH))

CAS 1310-65-2Formula HLiOMolar mass 23.95 g/molEC 215-183-4
GHS signal word: Danger. Pictograms: Corrosive, Acute toxicity (severe), Harmful or irritant 102 suppliers listed
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Lithium hydroxide chemical structure, HLiO, CAS 1310-65-2
2D chemical structure

Key facts

What buyers check first

All properties
Physical form
Liquid
Melting point
450 to 471
Boiling point
1,626 °C
Density
2.54 g/cm³
Solubility
Solubility in water, g/100ml at 20 °C: 12.8 (good)
HS code
282520
Category
Hydroxides and bases
UN number
UN 2680
Illustrative photo, closed amber glass reagent bottles on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Lithium hydroxide?

Plain description, key identifiers and synonyms

Lithium hydroxide is an alkali metal hydroxide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
lithium hydroxide
CAS number
1310-65-2 CAS number cross-checkedOther or deprecated CAS: 64538-53-0
EC number
215-183-4
Molecular formula
HLiO
UNII
903YL31JAS
MDL number
MFCD00011095
INCI name
LITHIUM HYDROXIDE
InChIKey
WMFOQBRAJBCJND-UHFFFAOYSA-M
InChI
InChI=1S/Li.H2O/h;1H2/q+1;/p-1
SMILES (canonical and isomeric)
[Li+].[OH-]

Synonyms

  • Lithium hydrate
  • Lithium hydroxide anhydrous
  • Lithium hydroxide (Li(OH))
  • lithium, hydroxide
  • LiOH
  • Lithiumhydroxid
  • Lithium hydroxide, anhydrous
  • HLiO
  • Lithium hydroxide flakes
  • lithiumhydroxide
  • Lithium Hydroxide, Lithium Hydrate
  • Lithium hydoxide
  • lithium hydroxid
  • lithium hyroxide
  • litium hydroxide
  • lithium hydorxide
  • Lithium monoxide anion
  • Lithium Hydroxide, calcinated
  • Lithium hydroxide powder, reagent grade
  • Lithium hydroxide, reagent grade, 98%
  • Lithium hydroxide, monohydrate or lithium hydroxide, solid [UN2680] [Corrosive]
  • Lithium hydroxide, powder, reagent grade, >=98%
  • Lithium hydroxide, monohydrate or lithium hydroxide, solid
  • Lithium hydroxide, monohydrate, Trace metals grade 99.8%

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Physical form
Liquidexp.
Melting point
450 to 471exp.
Boiling point
1,626 °Cexp.
Density
2.54 g/cm³exp.
Solubility
Solubility in water, g/100ml at 20 °C: 12.8 (good)exp.
Vapour pressure
Vapor pressure, Pa at 20 °C: (negligible)exp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
23.95 g/molcalc.
Exact mass
24.0187 Dacalc.
LogP (octanol/water)
-3.17calc.
Topological polar surface area
30 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
2calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
2calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS05: Corrosive
Corrosive
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H301Toxic if swallowed.
  • H302Harmful if swallowed.
  • H311Toxic in contact with skin.
  • H314Causes severe skin burns and eye damage.
  • H318Causes serious eye damage.
Precautionary statements (21)
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P262Do not get in eyes, on skin, or on clothing.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P301 + P317If swallowed: Get medical help.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P352If on skin: Wash with plenty of water.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P317Get medical help.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P361 + P364Take off immediately all contaminated clothing. And wash it before reuse.
  • P363Wash contaminated clothing before reuse.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 2680
Transport hazard class
8
Packing group
II

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Lithium hydroxide suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 102 suppliers
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Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

102 suppliers in 19 countries

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Lithium hydroxide price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Industrial uses: Absorbent, Ion exchange agent, Viscosity modifiers, Intermediate, Dye, Lubricating agent, Processing aids not otherwise specified.

Consumer uses: Lubricating agent, Viscosity modifiers, Ion exchange agent.

Use classes: Cosmetics, Plastics.

Cosmetic ingredient, INCI name LITHIUM HYDROXIDE(buffering, hair waving or straightening)

Functional uses

  • Hair waving or straightening
  • pH regulating agent

Cosmetic functions

  • Buffering
  • Hair waving or straightening

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory
  • EU Cosmetics Regulation Annex III, restricted in cosmetics
    Name: LITHIUM HYDROXIDE, Ref no: 15b, Annex ref: III/15b

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Lithium hydroxide is traded under.

HS 2825.20Indicative HS code

Lithium oxide and hydroxide

World exports in 2024
$2.77B
−65.0% vs 2023, imports $2.56B
2019 to 2024
Top exporters
  1. China80.3%
  2. Chile7.1%
  3. United States6.1%
Top importers
  1. South Korea62.8%
  2. Japan24.4%
  3. China5.0%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Lithium hydroxide is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Lithium hydroxide, based on the data on this page

What is Lithium hydroxide?

Lithium hydroxide is an alkali metal hydroxide.

What is the CAS number of Lithium hydroxide?

The CAS registry number of Lithium hydroxide is 1310-65-2. Other or deprecated CAS numbers: 64538-53-0.

What is the molecular formula and weight of Lithium hydroxide?

The molecular formula of Lithium hydroxide is HLiO and its molar mass is 23.95 g/mol.

What is Lithium hydroxide used for?

Industrial uses: Absorbent, Ion exchange agent, Viscosity modifiers, Intermediate, Dye, Lubricating agent, Processing aids not otherwise specified. Consumer uses: Lubricating agent, Viscosity modifiers, Ion exchange agent. Use classes: Cosmetics, Plastics.

Is Lithium hydroxide hazardous?

Lithium hydroxide carries the GHS signal word "Danger". Main hazards: toxic if swallowed, harmful if swallowed, toxic in contact with skin. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Lithium hydroxide?

Lithium hydroxide is usually classified under HS code 282520 (Lithium oxide and hydroxide). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Lithium hydroxide?

CompoundList lists 102 suppliers of Lithium hydroxide in China, India, United States, South Korea and 15 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Lithium hydroxide in India?

19 suppliers in India list Lithium hydroxide on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Lithium hydroxide?

Suppliers quote Lithium hydroxide on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Lithium hydroxide

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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