1. Purity: 99.95% 2. Particle size: 200mesh 3. Density: 22.4g/cm3 4. Melting point: 2443 ¡ãC 5. Boiling point: 4428 ¡ãC 6. Brand: JM,Heraeus,Anglo 7. Packing: 100g,250,500g,1000g,2000g per vacuum and sealed plastic bag 8. Leadtime: Goods can be delivered within 3 days. 100g, 250, 500g, 1000g, 2000g per vacuum and sealed plastic bag.