Description
Specifications Table
Product Name – Antimony lump, polycrystalline, Puratronic™, 99.9999% (metals basis)
Quantity/Pack Size – *5x50g, 50g, 10g
Form – Lump (polycrystalline)
Grade – Puratronic™ (99.9999% metals basis)
Application – Semiconductor manufacturing, doping, alloying, analytical standards
Product Overview
This Puratronic™ grade antimony lump delivers exceptional 99.9999% purity (metals basis), making it the ideal choice for applications demanding ultra-low trace metal contamination. The polycrystalline form ensures consistent material properties, while the high-purity specification guarantees minimal impurities that could interfere with sensitive processes. Engineered for semiconductor applications, this antimony serves as a critical doping agent in compound semiconductor production, where precise control over electrical properties is essential. Its uniform composition also makes it suitable for creating high-performance alloys and as a reference material in analytical chemistry. The material undergoes rigorous quality control to meet strict purity standards, with each batch verified through advanced spectroscopic analysis. Available in multiple pack sizes (5x50g, 50g, and 10g), this product provides flexibility for both large-scale industrial use and small-scale laboratory research. The lump form allows for easy handling and precise weighing, while the inert packaging preserves purity during storage and transportation. Whether used in thin-film deposition, crystal growth, or as a calibration standard, this antimony lump maintains its integrity across various processing conditions, ensuring reproducible results in critical applications.
FAQs
1. What is the difference between Puratronic™ grade and standard antimony?
Puratronic™ grade represents the highest purity level available, with 99.9999% metals basis purity compared to standard grades that typically range between 99.5-99.9%. This ultra-high purity eliminates virtually all trace metal contaminants that could affect performance in sensitive applications like semiconductor manufacturing or analytical chemistry. The purification process for Puratronic™ materials involves additional refining steps and stricter quality control measures than standard grades.
2. Can this antimony be used for creating III-V compound semiconductors?
Yes, this 99.9999% pure antimony is specifically suitable for producing III-V compound semiconductors like gallium antimonide (GaSb) and indium antimonide (InSb). The ultra-low impurity levels prevent unintended doping or defect formation in the crystal lattice, which is critical for achieving the desired electrical and optical properties in these advanced materials. The polycrystalline form also allows for better control during the synthesis process.
3. What precautions should be taken when handling this high-purity antimony?
Despite its purity, antimony requires careful handling to maintain its properties and ensure safety. Always use powder-free nitrile gloves to prevent contamination from skin oils or moisture. Work in a clean, dry environment with proper ventilation, as antimony dust can be hazardous if inhaled. Store the material in its original packaging until use, and avoid exposure to oxidizing agents or strong acids. When cutting or processing, use dedicated tools to prevent cross-contamination with other metals.
4. How does the polycrystalline form differ from single-crystal antimony?
The polycrystalline form consists of multiple small crystallites with varying orientations, unlike single crystals which have a continuous, uniform lattice structure. This makes polycrystalline antimony more cost-effective and easier to produce in bulk while still maintaining high purity. It’s particularly advantageous for applications where the material will be melted or vaporized, as the grain boundaries don’t significantly affect the final product’s performance in these cases.
5. What is the typical shelf life of this product when stored properly?
When stored in its original, unopened packaging under recommended conditions (cool, dry environment away from direct sunlight and chemical vapors), this high-purity antimony lump maintains its specified purity for at least 24 months from the date of manufacture. The inert packaging prevents oxidation and contamination, though it’s always best to use the material as soon as possible after opening for critical applications where even minor surface oxidation could be problematic.
