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> New 50MM grey blue grade rubber stopper laboratory
New 50MM grey blue grade rubber stopper laboratory
50mm Grey Blue Grade Rubber Stopper
Grey blue solid rubber stopper with part perforated holes. Base diameter 50mm, top diameter 59mm, with 5 x part perforated 9mm blind holes (not drilled all the way through), length 45mm. These stoppers provide perfect liquid tightness and good adherence. Resists all chemicals normally used in a laboratory. Temperature range -5'C to +70'C.
