Chemical symbol: Co • Atomic number: 27 • CAS #: 7440-48-4
Key Features
- Ultra-high purity 99.99 % (4 N)
-
Solid metal chunks with lustrous silvery-blue finish
- Mass: 900 grams; density 8.90 g·cm–3
- Sealed plastic bag; moisture-free
- Produced in Kazakhstan — tariff-free, sanctions-free export
Typical Applications
- Permanent magnets & magnetic alloys
- Rechargeable battery cathodes
- Heterogeneous catalysts & Fischer-Tropsch synthesis
- High-temperature alloys & superalloys
- Periodic-table / rare-earth collection displays
Technical Data
| Parameter |
Value |
| Purity grade |
4 N (99.99 %) |
| Impurity total |
< 100 ppm |
| Melting point |
1 495 °C |
| Boiling point |
2 927 °C |
| Density |
8.90 g·cm–3 (25 °C) |
| Crystal structure |
hexagonal close-packed (hcp) |
Packaging & Shipping
- Packed in sealed plastic bag + protective padding
- Ships worldwide via Registered Air Mail (tracking included)
Handling Notes
Wear gloves; avoid inhalation of dust. Store sealed to prevent oxidation.
Why Buy Cobalt from us?
- Direct source — no import tariffs into most regions
- Fast lead time — stock ready to ship
- Volume pricing available
Need bulk quantities or custom sizes? Contact us through eBay messages for a rapid quotation.