Tungsten [W]
During the first half of 2007, a small group of ITIA members established a Consortium to assist companies in jointly preparing for the Registration of Tungsten and Tungsten compounds under the auspices of the International Tungsten Industry Association (ITIA).
Further information on joining the Tungsten Consortium can be found at the Consortium website: www.tungstenconsortium.com
Companies interested in the Tungsten Consortium should contact the ITIA Secretariat at info@itia.info
Tungsten Consortium Information Sheet
| Name | Formula | EINECS | CAS |
|---|---|---|---|
| Tungsten Metal | W | 231-143-9 | 7440-33-7 |
| Tungstic Acid | H1/2WO4 | 231-975-2 | 7783-03-1 |
| Tungsten Carbide | WC | 235-123-0 | 12070-12-1 |
| Fused Tungsten Carbide | WC2 | 235-124-6 | 12070-13-2 |
| Tungsten(VI) Oxide ( Blue oxide) | 254-413-8 | 39318-18-8 | |
| Tungsten Trioxide (Yellow oxide) | WO3 | 215-231-4 | 1314-35-8 |
| Ammonium meta-Tungstate | H4N1/6H2040W12 | 234-733-4 | 12028-48-7 |
| Ammmonium para-Tungstate (APT) | H4N1/10H2O42W12 | 234-364-9 | 11120-25-5 |
| Ferro Tungsten | Fe | 231-96-4 | 7439-89-6 |
| Sodium Tungstate | Na2WO4 | 236-743-4 | 13472-45-2 |
| Tungsten Disulphide | WS2 | 235-243-3 | 12138-09-9 |
Last page update: 12 January 2024