Boron oxide CAS1303-86-2

Product name: Boron oxide
CAS：1303-86-2
MF：B2O3
MW：69.62
EINECS:215-125-8

Availability:



Inquire

Model:
1303-86-2
Brand:
futurechem
Code:
1303-86-2

Product Description

Product Description

Product name: Boron oxide
CAS：1303-86-2
MF：B2O3
MW：69.62
EINECS:215-125-8

Application:

1. Used to make elemental boron and fine boron compounds, manufacture boron glass, optical glass, heat-resistant glass and glass fiber, etc., and also used as paint flame retardant and desiccant

2. Used as a flux for silicate decomposition

3. Determination of silica and alkali in metallurgy, silicate analysis

Specifications :

COA 数据指标部分

Boron oxide Basic information
Product Name:	Boron oxide
CAS:	1303-86-2
MF:	B2O3
MW:	69.62
EINECS:	215-125-8
Mol File:	1303-86-2.mol
Boron oxide Chemical Properties
Melting point	450 °C(lit.)
Boiling point	1860 °C
density	2.46 g/mL at 25 °C(lit.)
vapor density	>1 (vs air)
Fp	1860°C
storage temp.	Inert atmosphere,Room Temperature
solubility	36g/l
form	pellets
color	White
Specific Gravity	2.46 +/- 0.01
PH	4 (10g/l, H2O, 25℃)
Odor	Odorless
Water Solubility	36 g/L (25 ºC)
Sensitive	Hygroscopic

Test items	Specifications
Assay	99.0%min
Moisture	2.00%
Particle Size Distribution	On 1.700mm Max.1.0 Through 0.150mm Min. 3.0
Ferric	0.002% max
Appearance	White or color granules

公司信息

Boron oxide B2O3 1303-86-2

Quality Assurance

Full-Process Quality Control: From incoming raw material inspection to in-process monitoring and final outgoing checks, every batch is inspected at each production stage against strict acceptance standards.
Third-Party Certified & Tested: Our quality management system is certified to ISO 9001, and products are regularly tested by accredited laboratories (e.g. SGS, TÜV). Test reports are available on request.
100% Batch Traceability: Each batch carries a unique lot number that links raw material records, production parameters, and test results, enabling complete traceability from factory to final delivery.
Pre-Shipment Inspection: Every order passes a final pre-shipment inspection, with inspection photos and reports shared before dispatch.

FAQ From Customers

Q1: What is the minimum order quantity?

A: There is no quantity limit for the first sample or trial order. Just tell us the actual quantity you need.
Q2: How can I confirm that the quality meets the requirements?

A: Provide your specifications, and our technical team will check them or customize them for you; we can provide TDS, MSDS, and COA, and accept third-party testing.
Q3: How do you ensure stable quality?

A: We manufacture under an ISO 9001 quality system, test every batch before release, and retain samples for 24 months for traceability.
Q4: Do you provide samples?

A: Yes — Free samples are available; freight is at buyer's expense for express delivery.