 |
| |||
| blanc fixe; barium sulphate; constant white | |||
| baryta white; blanc fix | |||
|
blanc fixe : 4 phrases, 2 sujets |
| Chimie | 1 |
| Commercialisation | 3 |
|
| |||
| blanc fixe; barium sulphate; constant white | |||
| baryta white; blanc fix | |||
|
blanc fixe : 4 phrases, 2 sujets |
| Chimie | 1 |
| Commercialisation | 3 |