The 45mm Phenolic over-cap screws down over the open-top aluminium GL 45 cap covering the septum or stopper. The phenolic cap protects the septum or stopper from damage and contamination during storage or shipping. Phenolic Caps provide a wide range of chemical compatibility and temperature tolerance. Phenolic over-cap protects and covers the aluminium GL 45 caps and septum or stopper.
This product has met the following criteria:
 | Sustainable Distribution & Packaging Award | - Country of origin has an Environmental Performance Index (EPI) greater than 60
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