Our Products

Bismuth Microparticles

Bismuth Microparticles

Bismuth Microparticles
Product No NRE-8004
CAS No. 7440-69-9
Formula  Bi
Molecular Weight 208.98 g/mol
APS <40 µm (can be customized)
Purity 99.9%
Color Light Grey
Density 9.78 g/cm3
Melting Point 271.5 °C
Boiling Point 1564 °C

Bismuth Microparticles

Bismuth powder, which consists of finely ground bismuth metal, has several applications across various industries due to its unique properties. Some common applications of bismuth powder include:


Bismuth compounds, such as bismuth subsalicylate, are used in medications to treat gastrointestinal conditions like indigestion, heartburn, and diarrhea.


Bismuth oxychloride, a derivative of bismuth, is used in cosmetics like foundation and blush for its pearlescent and skin-smoothing properties.


Bismuth is often used as an alloying element in various alloys, such as low-melting-point alloys and lead-free solders, to improve their properties and lower their melting points.

Nuclear Reactors:

Bismuth can be used as a coolant in some advanced nuclear reactors due to its low melting point and relatively high thermal conductivity.


Bismuth compounds are sometimes used in fireworks to create vibrant colors, including green and yellow.

Semiconductor Manufacturing:

Bismuth is used in some semiconductor applications, primarily as a dopant in materials like gallium arsenide, to modify their electrical properties.

Thermoelectric Devices:

Bismuth telluride is a commonly used thermoelectric material in devices like thermocouples and thermoelectric generators due to its high thermoelectric efficiency.

Research and Development:

Bismuth powder is used in research laboratories for various experiments and studies, such as in the synthesis of novel materials and as a reference material in analytical chemistry.

Crystals and Optics:

Bismuth-containing compounds are used in the growth of certain types of single crystals, which find applications in lasers, photodetectors, and other optical devices.

Radiation Shielding:

Bismuth is an effective radiation shield, and bismuth-based materials are used in medical imaging, such as X-ray and gamma-ray shielding.


Bismuth-based high-temperature superconductors have been researched for their potential applications in electrical power transmission and other technologies.

Automotive and Aerospace:

Bismuth alloys can be used in various automotive and aerospace applications, including lead-free solder for electronic components and fusible plugs in fire suppression systems.