Distillation, separation, filtration
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Rubber Spacers (GuKo), natural rubber
Rubber Spacers (GuKo), natural rubber
Screwthread tubes for glassblowers, DURAN®
Standard ground joint stoppers, PP
Centrifuge tubes, PP, with rim, without stoppers
NS-Glass stoppers, hollow borosilicate glass 3.3
Rubber Spacers (GuKo), natural rubber
Closures for Nalgene™ Centrifuge tubes