High Purity Indium Phosphide (InP) is a premium III–V semiconductor material engineered for highperformance optoelectronic, photonic, and highspeed electronic applications. With its direct bandgap, excellent electron mobility, and compatibility with longwavelength devices, InP is a foundational material for nextgeneration communication, sensing, and integrated photonic technologies. Its high purity ensures consistent electrical behavior, low defect density, and reliable device fabrication across research and industrial environments.
InP is widely used in fiberoptic communication systems, where it enables highefficiency lasers, photodetectors, and modulators operating in the 1.3–1.55 μm telecom window. Its superior carrier transport properties also make it ideal for highfrequency and highpower electronics, including HEMTs, highspeed ICs, and advanced RF components. These characteristics position InP as a key material for ultrafast data transmission and nextgeneration wireless systems.
Beyond communications, highpurity InP supports advanced infrared sensing, photonic integration, and quantum research. It is used in IR detectors, environmental sensors, integrated photonic chips, and emerging quantum devices that rely on precise band structure control. With its combination of purity, performance, and versatility, InP remains one of the most important semiconductor materials for highperformance optoelectronic and highspeed electronic devices.
General Properties
| Properties | Value |
| Formula | InP |
| CAS Number | 22398807 |
| EC / EINECS Number | 2449595 |
| Molar Mass | 145.79–145.792 g/mol |
| Melting Point | 1070–1062 °C (commonly reported as 1070 °C) |
| Density | 4.787–4.81 g/cm³ |
| Band Gap | 1.344 eV (direct, at 300 K) |
| Crystal Structure | Zinc blende (cubic), space group F43m |
Product Availability
We provide high-purity Indium Phosphide (InP) tailored for the requirements from semiconductor and other high-tech industries.
| Purity | Up to 99.9999% |
| Forms | Chunks or other forms |
| Package | Small packs, vacuum-sealed |
If you require any of the high-purity compounds, please contact our sales team for details at sales@american-gmg.com.