Plastic stoppers -

Caps for centrifuge tubes 50 ml

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• Made of polyethylene

Double position caps

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• For bacteriology tubes
• Closed position: anaerobic environment
• Open position: aerobic environment
• Made from polyethylene

Caps for glass or plastic tubes.
• Polyethylene, flexible, cannot be autoclaved.
• Polypropylene, more rigid, autoclavable.

The caps are available in a natural colour as standard. They can also be offered in a range of colours. Contact us.

Autoclavable ventilated caps

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Polypropylene cap, autoclavable, with internal ventilation lug. Reusable.

Plug caps

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Polyethylene

Universal caps topette type

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• Made from polyethylene
• Easy to position with one hand
• For tubes with an external diameter from 12 to 16 mm
• Placed on the outside of 12 and 13 mm tubes and the inside of 16 mm tubes
• Protect the samples against contamination
• Cannot be autoclaved

Pierceable caps

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• Made from santoprene
• Single use
• Can be used with one hand
• Can be pierced using a needle
• The material used does not interfere with common chemical products or coagulation
• Can be used at room temperature, at 4 °C or in the freezer at -20 °C
• For tubes with an external diameter of 12-13 mm or 16 mm