For crude fibre extraction in common systems with numbering. The filter discs of the CFE crucibles have an improved sintering hardness to withstand the chemical load in the analytical processes.

Crucible Borosilicate glass 3.3
Crucible Filter
Filter Crucible
Crucible Borosilicate glass 3.3
Crucible Filter
Filter Crucible
Crucible Borosilicate glass 3.3
Crucible Filter
Filter Crucible