Glass & ceramics
Low-melting glasses, glazes and lead-free frits.
Bismuth, Selenium & Tungsten · Extra Pure
Bismuth Oxide
Also known as Bismuth(III) oxide, Bismuth trioxide and Bismite
CAS1304-76-3
FormulaBi₂O₃
MW465.96
PubChem14776
Yellow bismuth(III) oxide, minimum 99%, for glass, ceramics and electronic components.
Assay≥ 99%
GradeExtra Pure
MW465.96
ISO 9001:2015 certified supplier
Overview
About Bismuth Oxide
Bismuth Oxide is a dense yellow powder and the most important industrial bismuth compound.
It is used in low-melting glasses and glazes, electronic ceramics such as varistors, fire-retardant formulations and as a source of other bismuth compounds.
IdentityBi₂O₃
- CAS number
- 1304-76-3
- Molecular formula
- Bi₂O₃
- Molecular weight
- 465.96
- PubChem CID
- 14776
- Appearance
- Yellow powder
- Grade
- Extra Pure
Technical specification
Specification, Extra Pure grade
Every batch is released against these limits. Ask for the specification sheet with your quote.
| # | Test | Specification |
|---|---|---|
| 01 | Appearance (colour) | Yellow |
| 02 | Appearance (form) | Powder |
| 03 | Chloride | Not more than 200 ppm |
| 04 | Iron | Not more than 100 ppm |
| 05 | Sodium | Not more than 500 ppm |
| 06 | Assay | Not less than 99% |
Need a tighter limit or an extra test? Send us your specification with your enquiry.
Specification sheet (PDF)
Applications
Where Bismuth Oxide is used
Electronic ceramics
Zinc-oxide varistors, capacitors and other electroceramics.
Chemical manufacture
A starting material for bismuth salts and catalysts.
Packing
Sealed, labelled and ready to ship
Every container carries the product name, batch number, dates and hazard labels. Other pack sizes are available on request.
500 gSealed bottle
1 kgSealed bottle
Storage & handling
Store cool, dry and closed
- Keep in the original, tightly closed container in a cool, dry, well-ventilated place.
- Protect from moisture, heat and direct sunlight, and keep away from incompatible materials.
- Wear gloves and eye protection when handling and avoid raising dust.
Read the MSDS for full hazard, first-aid and disposal information.
Documents
Specification and safety documents
Ask for any of these and we will email them with your quote.
Questions
Frequently asked
Which pack sizes can I order?
500 g and 1 kg packs as standard. Tell us if you need a different size or a repeat schedule.
Can you supply against our own specification?
Send your specification with your enquiry. Our team will confirm which limits we can meet before you order.
Do you ship outside India?
Yes. We hold an Import Export Code and supply both domestic and export buyers. Mention the destination country in your enquiry so we can quote the right packing and documents.
Related products
Other bismuth, selenium and tungsten products
Enquire
Get a quote for Bismuth Oxide
Tell us the quantity, pack size and destination. We will confirm price, availability and lead time, and send the documents you need.
Phone & WhatsApp+91 77530 58907
Emailankur.agrawal@spacorporation.in