Appearance: Dark grey Metallic Powder Application: Used as rhenium element standard sample; As an additive for super alloys; Raw material for various rhenium parts. Particle size: FSSS 1- 100nm, can be customized according to customer requirements.   Impurities content（%，≤） Element APR-4N Grade APR-5N Grade Element APR-4N Grade APR-5N Grade Na 0.0005 0.0001 Ni 0.0001 0.00001 Mg 0.0001 0.00005 Cu 0.0001 0.00001 Al 0.0001 0.00005 Zn 0.0005 0.00001 Si 0.0005 0.0001 As 0.0001 0.00001 P 0.0005 0.0001 Zr 0.0001 0.00001 K 0.0005 0.0001 Mo 0.0005 0.0001 Ca 0.0005 0.00005 Cd 0.0001 0.00001 Ti 0.0001 0.00001 Sn 0.0001 0.00001 V 0.0001 0.00001 Sb 0.0001 0.00001 Cr 0.0001 0.00001 Ta 0.0001 0.00001 Mn 0.0001 0.00001 W 0.0005 0.00005 Fe 0.0005 0.0005 Pb 0.0001 0.00001 Co 0.0001 0.00001 Bi 0.0001 0.00001 No. Code Chemical Name 1. Ammonium perrhenate Ammonium perrhenate 2. Rhenium Powder Spherical Rhenium Powder 3. Rhenium Powder 99.99%-99.999% pure rhenium metal powder 4. Rhenium Pellet Rhenium Pellet 5. Rhenium Metal Bar Rhenium Metal Bar 6. Rhenium Pellet, Rhenium Ingot Rhenium Pellet, Rhenium Ingot 7. Osmium Powder Osmium Powder 8. Rhenium Pentachloride Rhenium Pentachloride / CAS 13596-35-5 9. Methyltrioxorhenium (VII) Methyltrioxorhenium (VII)/ CAS 70197-13-6 10. Rhenium Heptoxide Rhenium Heptoxide/ CAS 1314-68-7 11. Tungsten Rhenium Powder Tungsten Rhenium Powder 12. Rhenium cobalt powder Rhenium cobalt powder - high end cemented carbide (or high temperature cemented carbide) 13. Rhenium-doped molybdenum powder Rhenium-doped molybdenum powder (molybdenum rhenium Mo-Re alloy powder) 14. Nano rhenium powder Nano rhenium powder 15. Perrhenic Acid Perrhenic Acid 16. Add rare earth element Mo-Re Alloy Add rare earth element Mo-Re Alloy 17. Nickel-based rhenium parent alloy Nickel-based rhenium parent alloy 18. ... www.theoremchem.com