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Silicates, borates and other salts

Lead arsenite

Also known as Lead(II) arsenite, Lead arsenite (Pb(AsO2)2), Arsenous acid lead(2+) salt

CAS 10031-13-7Formula As2O4PbMolar mass 421.04 g/molEC 233-083-9
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Lead arsenite chemical structure, As2O4Pb, CAS 10031-13-7
2D chemical structure

Key facts

What buyers check first

All properties
Physical form
Powder
Density
5.85 g/cm³
Solubility
Solubility in water: none
HS code
284290
Category
Silicates, borates and other salts
UN number
UN 1618
Illustrative photo, drums, an IBC tote and sacks in a chemical warehouse in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Lead arsenite?

Plain description, key identifiers and synonyms

Lead(II) arsenite is a white powder. It is insoluble in water. It is toxic by inhalation and by ingestion.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
lead(2+), oxoarsinite
CAS number
10031-13-7 CAS number cross-checked
EC number
233-083-9
Molecular formula
As2O4Pb
UNII
67IKE0746A
InChIKey
JFOKPVUWYKONLQ-UHFFFAOYSA-L
InChI
InChI=1S/2AsHO2.Pb/c2*2-1-3;/h2*(H,2,3);/q;;+2/p-2
SMILES (canonical and isomeric)
[O-][As]=O.[O-][As]=O.[Pb+2]

Synonyms

  • Lead(II) arsenite
  • Lead arsenite (Pb(AsO2)2)
  • Arsenous acid lead(2+) salt
  • bis(arsorosooxy)plumbane
  • Lead metaarsenite
  • Arsenious acid lead salt
  • Arsenious acid lead(2+) salt
  • lead(2+), oxoarsinite
  • Arsenenous acid, lead(2+) salt

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
Powderexp.
Density
5.85 g/cm³exp.
Solubility
Solubility in water: noneexp.

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
421.04 g/molcalc.
Exact mass
421.7995 Dacalc.
LogP (octanol/water)
-3.76calc.
Topological polar surface area
80.26 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
0calc.
Heavy atoms
7calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
3calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS classification
Hazard pictograms
UN number
UN 1618
Transport hazard class
6.1
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

Lead arsenite suppliers

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Lead arsenite 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

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Lead arsenite is traded under.

HS 2842.90Indicative HS code

Salts of inorganic acids or peroxoacids, other than double or complex silicates, including aluminosilicates…

World exports in 2024
$2.49B
−46.0% vs 2023, imports $2.84B
2019 to 2024
Top exporters
  1. China82.2%
  2. Germany4.7%
  3. Hong Kong4.0%
Top importers
  1. China77.4%
  2. Indonesia4.7%
  3. Vietnam * partner reported3.5%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Lead arsenite, based on the data on this page

What is Lead arsenite?

Lead(II) arsenite is a white powder. It is insoluble in water. It is toxic by inhalation and by ingestion.

What is the CAS number of Lead arsenite?

The CAS registry number of Lead arsenite is 10031-13-7.

What is the molecular formula and weight of Lead arsenite?

The molecular formula of Lead arsenite is As2O4Pb and its molar mass is 421.04 g/mol.

Is Lead arsenite hazardous?

No GHS hazard classification for Lead arsenite is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Lead arsenite?

Lead arsenite is usually classified under HS code 284290 (V. SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Lead arsenite?

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What is the price of Lead arsenite?

Suppliers quote Lead arsenite 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 Lead arsenite

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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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