| 284310 |
Colloidal precious metals |
IEM |
| 28432 |
Silver compounds |
|
| 284321 |
Silver nitrate |
IEM |
| 284329 |
Other |
IEM |
| 284330 |
Gold compounds |
EM |
| 28433010 |
Chemical antioxidants, hardeners, inhibitors, restrainers, sensitizers and stabilizers for use in the manufacture of photographic emulsions; to be employed in the manufacture of semiconductor devices |
I |
| 2843309 |
Other |
|
| 28433091 |
Gold sodium cyanide; gold trichloride |
I |
| 28433099 |
Other |
I |
| 284390 |
Other compounds; amalgams |
EM |
| 28439010 |
Chemical antioxidants, hardeners, inhibitors, restrainers, sensitizers and stabilizers for use in the manufacture of photographic emulsions |
I |
| 28439090 |
Other |
I |