Imbuto filtro aspirazione doppia giacca 50ml-1000ml con forniture laboratorio nucleo sabbia

60ml - 1000ml Clear Amber Lab Glass Separatory Funnel with PTFE Glass Piston. 50ml - 1000ml Double-jacketed Double Layer Suction Filter Funnel with Glass Porous and Sand Core (G3) Filter Perforated Glass Chemistry Laboratory Glassware Lab Supplies.

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