 |
| |||
| mixed isomers; orthoxylene, metaxylene, paraxylene; xylenes | |||
| |||
| 1, 2-dimethylbenzene; xylene; xylol; dimethylbenzene | |||
|
xilenos : 4 do fraz, 2 tematyki |
| Chemia | 3 |
| Nauki o życiu | 1 |
|
| |||
| mixed isomers; orthoxylene, metaxylene, paraxylene; xylenes | |||
| |||
| 1, 2-dimethylbenzene; xylene; xylol; dimethylbenzene | |||
|
xilenos : 4 do fraz, 2 tematyki |
| Chemia | 3 |
| Nauki o życiu | 1 |