Sodium arsenate

Name: Sodium arsenate
Brand: Vaqora Chemicals
SKU: VQ-046631

About Sodium arsenate

Vaqora Chemicals supplies Sodium arsenate, an alkali metal compound registered under CAS number 10048-95-0. The compound has the formula AsH15Na2O11, corresponding to a molecular weight of 312.01 g/mol. Common synonyms include Disodium arsenate heptahydrate and Dibasic sodium arsenate (Na2HAsO4.7H2O).

Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span materials research and chemical synthesis. Buyers come mainly from academic and industrial research.

Standard pack sizes are 25 g, 100 g and 500 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. SDS and detailed specification sheets can be requested with your quotation. Custom pack sizes, bulk quantities and specific analytical data can be arranged on request.

Typical applications

Materials research
Chemical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Sodium arsenate
Catalogue No.	VQ-046631
CAS Number	10048-95-0
IUPAC name	disodium;hydrogen arsorate;heptahydrate
Molecular formula	AsH₁₅Na₂O₁₁
Molecular weight	312.01 g/mol
Exact mass	311.9626
HSN code	28429010
InChIKey	KOLXPEJIBITWIQ-UHFFFAOYSA-L
SMILES	O.O.O.O.O.O.O.O[As](=O)([O-])[O-].[Na+].[Na+]
PubChem CID	61460

Physical properties
Physical form	Other
H-bond donors / acceptors	8 / 11
TPSA	90.4 Å²
Synonyms	Disodium arsenate heptahydrate, Dibasic sodium arsenate (Na2HAsO4.7H2O), Sodium orthoarsenate heptahydrate, Sodium acid arsenate, heptahydrate, Dibasic sodium arsenate heptahydrate, Disodium monohydrogen arsenate heptahydrate, Disodium arsenate, heptahydrate, Sodium arsenate, dibasic, heptahydrate, Sodium arsenate, dibasic heptahydrate, Disodium hydrogen arsenate (Na2HAsO4) heptahydrate, Hydrogen disodium arsenate (HNa2AsO4) heptahydrate, Arsenic acid (H3AsO4), disodium salt, heptahydrate

Safety & hazard information (GHS)

Toxic

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H331Toxic if inhaled
H350May cause cancer
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P203, P261, P264, P270, P271, P273, P280, P301 + P316, P304 + P340, P316, P318, P321, P330, P391, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 10048-95-0

AR

Sodium arsenate, GR 98%+

CAS: 10048-95-0
Formula: AsH₁₅Na₂O₁₁
MW: 312.01 g/mol

VQ-014107

Frequently asked questions

What is the CAS number of Sodium arsenate?

The CAS Registry Number of Sodium arsenate is 10048-95-0. It is also known as Disodium arsenate heptahydrate, Dibasic sodium arsenate (Na2HAsO4.7H2O), Sodium orthoarsenate heptahydrate.

What is the molecular formula and molecular weight of Sodium arsenate?

Sodium arsenate has the molecular formula AsH15Na2O11 and a molecular weight of 312.01 g/mol.

Which grade and pack sizes of Sodium arsenate can I order?

We supply Sodium arsenate, in 25 g, 100 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Sodium arsenate?

Yes. Every lot of Sodium arsenate is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Sodium arsenate be shipped internationally?

Yes. Sodium arsenate is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.