Search results for: '3M sponge'
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CHEMG CLS-1490-03838mm Silicone Sponge Closure, Fits 38mm Delong® Style Flask or Tube Necks, 38mm Culture Tubes, 500 and 1000mL Standard Erlenmeyer Flasks and GL-45 Screw Threads
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CHEMG CLS-1490-02020mm Silicone Sponge Closure, Fits 18-25mm Culture Tubes, 25-50mL Erlenmeyer Flasks, and 25-125mL Delong® Flasks