Boron oxide - PrimorTrace™, ≥99.99% metals basis , CAS No.1303-86-2

CAS: 1303-86-2 Cat. No.: B108404 Formula: B2O3 Molecular Weight: 69.62 EC Number: 215-125-8
AVAILABLE TO ORDER
GRADE & PURITY PrimorTrace™ ? PrimorTrace™ — Aladdin's trace-metal-analysis line with ultra-low metal background. Use for ICP/AAS trace-metal work where contamination must be minimal. ≥99.99% metals basis
Synonyms
Boric anhydride|1303-86-2|Boron trioxide|Boric oxide|Diboron trioxide|oxo(oxoboranyloxy)borane|Boron oxide (B2O3)|Boric acid anhydride|B2O3|boron(III) oxide|Boron sesquioxide|Boric anhydride;|Boron Oxide Nanopowder|Titanium Nitride (TiN) Powder|CHEBI:3016
Storage
Room temperature,Argon charged,Desiccated
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
5g
B108404-5g
—
3 In stock
€8.59
25g
B108404-25g
—
2 In stock
€22.47
100g
B108404-100g
—
4 In stock
€61.52
500g
B108404-500g
Made to order · 8–12 wks
€216.85
Enter a quantity for the sizes you want to add.
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Why this grade

PrimorTrace™, ≥99.99% metals basis PrimorTrace™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Argon charged,Desiccated Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 236 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Boric anhydride | 1303-86-2 | Boron trioxide | Boric oxide | Diboron trioxide | oxo(oxoboranyloxy)borane | Boron oxide (B2O3) | Boric acid anhydride | B2O3 | boron(III) oxide | Boron sesquioxide | Boric anhydride; | Boron Oxide Nanopowder | Titanium Nitride (TiN) Powder | CHEBI:3016
Specifications & Purity
PrimorTrace™, ≥99.99% metals basis
Storage
Room temperature,Argon charged,Desiccated
Shipped In
Normal
Grade
PrimorTrace™
Purity
≥99.99% metals basis
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/508814011
Canonical Smiles
B(=O)OB=O
IUPAC Name
oxo(oxoboranyloxy)borane
InChIKey
JKWMSGQKBLHBQQ-UHFFFAOYSA-N
INCHI
1S/B2O3/c3-1-5-2-4
Isomeric SMILES
B(=O)OB=O
WGK Germany
1
Molecular Weight
69.62
Reaxy-Rn
9549840
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=9549840&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

<<<<<<< HEAD Download SDS → ======= Download SDS → >>>>>>> release248-p3

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomInorganic compounds
SuperclassMixed metal/non-metal compounds
ClassMetalloid organides
SubclassMetalloid oxides
Intermediate Tree Nodes Not available
Direct ParentMetalloid oxides
Alternative Parents Metalloid salts  Inorganic salts  Inorganic oxides  
Molecular FrameworkNot available
Substituents Metalloid oxide - Inorganic oxide - Inorganic salt - Inorganic metalloid salt
DescriptionThis compound belongs to the class of inorganic compounds known as metalloid oxides. These are inorganic compounds containing an oxygen atom of an oxidation state of -2, in which the heaviest atom bonded to the oxygen is a metalloid.
External Descriptors boron oxide
3D Structure
Interactive Chemical Structure Model





Certificates (CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

42 results found

Lot NumberCertificate TypeDateItem
K2602927K2602927Certificate of AnalysisOct 19, 2026 B108404
K2602926K2602926Certificate of AnalysisOct 19, 2026 B108404
I2611106I2611106Certificate of AnalysisSep 16, 2026 B108404
G2609270G2609270Certificate of AnalysisJul 13, 2026 B108404
G2609269G2609269Certificate of AnalysisJul 13, 2026 B108404
G2609271G2609271Certificate of AnalysisJul 13, 2026 B108404
G2609408G2609408Certificate of AnalysisJul 13, 2026 B108404
K2224210K2224210Certificate of AnalysisMay 09, 2026 B108404
F2626586F2626586Certificate of AnalysisMay 06, 2026 B108404
F2626584F2626584Certificate of AnalysisMay 06, 2026 B108404
F2626581F2626581Certificate of AnalysisMay 06, 2026 B108404
F2626583F2626583Certificate of AnalysisMay 06, 2026 B108404
C2616299C2616299Certificate of AnalysisMar 17, 2026 B108404
C2616300C2616300Certificate of AnalysisMar 17, 2026 B108404
C2616301C2616301Certificate of AnalysisMar 17, 2026 B108404
H2203138H2203138Certificate of AnalysisFeb 04, 2026 B108404
B2605136B2605136Certificate of AnalysisJan 12, 2026 B108404
B2605118B2605118Certificate of AnalysisJan 12, 2026 B108404
B2605137B2605137Certificate of AnalysisJan 12, 2026 B108404
C2228104C2228104Certificate of AnalysisOct 11, 2025 B108404
I2311198I2311198Certificate of AnalysisJun 10, 2025 B108404
G2304221G2304221Certificate of AnalysisApr 08, 2025 B108404
G2304195G2304195Certificate of AnalysisApr 08, 2025 B108404
G2304218G2304218Certificate of AnalysisApr 07, 2025 B108404
G2304251G2304251Certificate of AnalysisApr 07, 2025 B108404
G2304219G2304219Certificate of AnalysisApr 07, 2025 B108404
G2304220G2304220Certificate of AnalysisApr 07, 2025 B108404
G2304209G2304209Certificate of AnalysisApr 07, 2025 B108404
C2329643C2329643Certificate of AnalysisJan 09, 2025 B108404
C2329646C2329646Certificate of AnalysisJan 09, 2025 B108404
C2329642C2329642Certificate of AnalysisJan 09, 2025 B108404
K2224214K2224214Certificate of AnalysisAug 23, 2024 B108404
I2311196I2311196Certificate of AnalysisJul 10, 2023 B108404
I2311197I2311197Certificate of AnalysisJul 10, 2023 B108404
K2224209K2224209Certificate of AnalysisNov 18, 2022 B108404
H2203137H2203137Certificate of AnalysisJul 28, 2022 B108404
H2203167H2203167Certificate of AnalysisJul 28, 2022 B108404
C2228106C2228106Certificate of AnalysisMar 21, 2022 B108404
C2228107C2228107Certificate of AnalysisMar 21, 2022 B108404
C2224104C2224104Certificate of AnalysisMar 15, 2022 B108404
C2224103C2224103Certificate of AnalysisMar 15, 2022 B108404
C2224101C2224101Certificate of AnalysisMar 15, 2022 B108404
Chemical and Physical Properties
x_boil_point_char1860 °C
x_melt_point_char450°C
Molecular Weight69.630 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count0
Exact Mass70.0034 Da
Monoisotopic Mass70.0034 Da
Topological Polar Surface Area43.400 Ų
Heavy Atom Count5
Formal Charge0
Complexity34.200
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
FAQs and Articles
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