Boric anhydride, granulated, 98%

Name: Boric anhydride, granulated, 98%
Brand: Vaqora Chemicals
SKU: VQ-015207

About Boric anhydride, granulated, 98%

Listed under CAS 1303-86-2, Boric anhydride, granulated is a main-group metal compound available from Vaqora Chemicals at a purity of 98%. Formula B2O3, molecular weight 69.63 g/mol. Its systematic (IUPAC) name is 2,4,5-trioxa-1,3-diborabicyclo[1.1.1]pentane. Common synonyms include Boron trioxide and Boron sesquioxide.

The material typically appears as white powder or crystals. Key physical data: a melting point of 450 °C and a density of 2.46 g/mL at 25 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Key uses span ceramics and glass and materials research. Buyers come mainly from academic and industrial research.

We offer Boric anhydride, granulated in 250 g, 1 kg and 4 x 25 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Ceramics & glass
Materials research

Industries

Specifications & identifiers

Chemical identifiers
Product name	Boric anhydride, granulated, 98%
Catalogue No.	VQ-015207
CAS Number	1303-86-2
IUPAC name	2,4,5-trioxa-1,3-diborabicyclo[1.1.1]pentane
Molecular formula	B₂O₃
Molecular weight	69.63 g/mol
Exact mass	70.0034
Purity / assay	98%
HSN code	28100010
InChIKey	RPPTVYMVSNHGRG-UHFFFAOYSA-N
SMILES	B12OB(O1)O2
PubChem CID	11073337

Physical properties
Physical form	Crystalline
Appearance	White powder or crystals
Melting point	450 °C
Density	2.46 g/mL at 25 °C
H-bond donors / acceptors	0 / 3
TPSA	27.7 Å²
Synonyms	Boron trioxide, Boron sesquioxide, Boron Oxydatum, Fused boric acid, Boric oxide (B2O3), Boric acid (HBO2), anhydride, B2O3, Boric oxide, Boron oxide, Boron oxide (B2O3), Diboron trioxide, Boron oxide (99.6%-B)

Safety & hazard information (GHS)

Health hazard

Signal word: Danger

Precautionary statements: P203, P280, P318, 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 1303-86-2

Boron oxide nanopowder, APS 40-80 nm, 98%

CAS: 1303-86-2
Formula: B₂O₃
MW: 69.63 g/mol

VQ-017446

Boron trioxide, 99.98%

CAS: 1303-86-2
Formula: B₂O₃
MW: 69.63 g/mol

VQ-001655

Boron trioxide, 99.999%

CAS: 1303-86-2
Formula: B₂O₃
MW: 69.63 g/mol

VQ-001656

Synthesis

Boron trioxide, 99%

CAS: 1303-86-2
Formula: B₂O₃
MW: 69.63 g/mol

VQ-001654

Electronic

Boron trioxide, electronic grade 99.90%

CAS: 1303-86-2
Formula: B₂O₃
MW: 69.63 g/mol

VQ-047101

AR

Boron trioxide, GR 99%+

CAS: 1303-86-2
Formula: B₂O₃
MW: 69.63 g/mol

VQ-001657

Frequently asked questions

What is the CAS number of Boric anhydride, granulated, 98%?

The CAS Registry Number of Boric anhydride, granulated, 98% is 1303-86-2. It is also known as Boron trioxide, Boron sesquioxide, Boron Oxydatum.

What is the molecular formula and molecular weight of Boric anhydride, granulated, 98%?

Boric anhydride, granulated, 98% has the molecular formula B2O3 and a molecular weight of 69.63 g/mol. Its IUPAC name is 2,4,5-trioxa-1,3-diborabicyclo[1.1.1]pentane.

Which grade and pack sizes of Boric anhydride, granulated, 98% can I order?

We supply Boric anhydride, granulated, 98% in (98%) grade, in 250 g, 1 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Boric anhydride, granulated, 98%?

Yes. Every lot of Boric anhydride, granulated, 98% 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 Boric anhydride, granulated, 98% be shipped internationally?

Yes. Boric anhydride, granulated, 98% 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.