Sodium metaborate, ≥99%

Name: Sodium metaborate, ≥99%
Brand: Vaqora Chemicals
SKU: VQ-014176

About Sodium metaborate, ≥99%

Sodium metaborate (CAS 10555-76-7) is an alkali metal compound offered by Vaqora Chemicals in Synthesis grade with a typical assay of ≥99%. The compound has the formula BH8NaO6, corresponding to a molecular weight of 137.86 g/mol. Systematically, it is named sodium. Oxido(oxo)borane. Tetrahydrate. It is also known as Boric acid or sodium salt.

In its supplied form it is a white to off-white powder to crystals or crystalline powder. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Danger” with 3 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for ceramics and glass and agrochemical formulations. Typical end-use sectors are academic and industrial research.

Vaqora Chemicals supplies Sodium metaborate in 500 g, 5 kg, 25 kg and 4 x 25 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Ceramics & glass
Agrochemical formulations

Industries

Specifications & identifiers

Chemical identifiers
Product name	Sodium metaborate, ≥99%
Catalogue No.	VQ-014176
CAS Number	10555-76-7
IUPAC name	sodium;oxido(oxo)borane;tetrahydrate
Molecular formula	BH₈NaO₆
Molecular weight	137.86 g/mol
Exact mass	138.0312
Grade	Synthesis
Purity / assay	≥99%
HSN code	28401900
InChIKey	JAKYJVJWXKRTSJ-UHFFFAOYSA-N
SMILES	B(=O)[O-].O.O.O.O.[Na+]
PubChem CID	23694267

Physical properties
Physical form	Crystalline
Appearance	White to off-white powder to crystals or crystalline powder
H-bond donors / acceptors	4 / 6
TPSA	44.1 Å²
Synonyms	Boric acid, sodium salt, tetrahydrate, Sodium metaborate tetrahydrate, BH8NaO6

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H319Causes serious eye irritation
H360May damage fertility or the unborn child
H361Suspected of damaging fertility or the unborn child

Precautionary statements: P203, P264 + P265, P280, P305 + P351 + P338, P318, P337 + P317, 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 10555-76-7

Synthesis

Sodium metaborate, tetrahydrate, 98%

CAS: 10555-76-7
Formula: BH₈NaO₆
MW: 137.86 g/mol

VQ-014174

AR

Sodium metaborate, tetrahydrate, GR ≥99%

CAS: 10555-76-7
Formula: BH₈NaO₆
MW: 137.86 g/mol

VQ-014175

Frequently asked questions

What is the CAS number of Sodium metaborate, ≥99%?

The CAS Registry Number of Sodium metaborate, ≥99% is 10555-76-7. It is also known as Boric acid, sodium salt, tetrahydrate.

What is the molecular formula and molecular weight of Sodium metaborate, ≥99%?

Sodium metaborate, ≥99% has the molecular formula BH8NaO6 and a molecular weight of 137.86 g/mol.

Which grade and pack sizes of Sodium metaborate, ≥99% can I order?

We supply Sodium metaborate, ≥99% in Synthesis (≥99%) grade, in 500 g, 5 kg, 25 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Sodium metaborate, ≥99%?

Yes. Every lot of Sodium metaborate, ≥99% 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 metaborate, ≥99% be shipped internationally?

Yes. Sodium metaborate, ≥99% 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.