Products Description
What is Purity 99% Bismuth(III) Oxide Yellow powder CAS 1304-76-3 ?
Bismuth(III) Oxide (CAS 1304-76-3) is a yellow inorganic compound with a molecular formula of Bi₂O₃ and a molecular weight of 465.96. It appears as a heavy powder or monoclinic crystal at room temperature. Also known as Bismuth trioxide or Bismuth Oxide powder, it remains stable in air.
Insoluble in water but soluble in hydrochloric and nitric acids, Bismuth(III) Oxide boils at 1890℃ and has a flash point corresponding to its boiling point. It readily reduces to metallic bismuth when exposed to hydrogen or hydrocarbons.


Basic Info
Purity 99% Bismuth(III) Oxide Yellow powder CAS 1304-76-3
|
CAS No |
1304-76-3 |
|
Appearance |
Yellow powder |
|
MF |
Bi2O3 |
|
Purity |
99min |
|
Melting point |
825 °C |
|
SO4 |
≤0.01% |
|
Cl |
≤0.005% |
|
Fe |
≤0.002% |
|
As |
≤0.001% |
|
Residue on ignition |
≤1% |
|
Ni tric acid insoluble matter |
≤0.005% |
Uses
Bismuth(III) Oxide facilitates degradation of organic pollutants (e.g., dyes, antibiotics, pesticides) and energy conversion (water photolysis for hydrogen production, CO₂ reduction). Its surface oxygen vacancies and crystal phase regulation enhances the separation of photogenerated electrons and holes. When modified with nanostructures or heterojunctions, it efficiently degrades pollutants like rhodamine B and methylene blue, while catalyzing hydrogen production or CO₂-to-fuel conversion under visible light.
Safety Information
Dangerous Goods Symbol: Xi - Irritant
Risk Phrases: R36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Phrases:
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37 - Wear appropriate protective clothing and gloves.

Company Profile
Gneebio is an enterprise specialising in the research, development, production and sales of phytochemicals and fine chemicals.Our factory was established in 2016 and is located in Henan Province, covering an area of 3,600 square metres. We have a professional, well-equipped and high-quality R&D team with more than 10 years of R&D experience. Our reagent products are widely exported to many countries including the United States, Russia, Canada, Australia, Europe, etc., and we provide fast shipping services to our customers. We hope to establish long-term and mutually beneficial cooperation with more friends in the future and provide the best products and services for our customers.
Contact Us
Tel: +86-372-5055135
Mob: +86-13673325456
Email: sales@gneebio.com




FAQ
Can your company accept customisation and meet customers' special specifications?
Yes, we can.
What are your payment terms?
Wire transfer, paypal, western union, money order and bitcoin.
What is your delivery time?
We usually ship within 1-3 days after receiving your payment.
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