Tri-Seal, a Tekni-Plex Co.: Induction seal

Tri-Gard® II from Tri-Seal (Blauvelt, NY) is an induction seal that provides moisture protection for bottled pharmaceuticals once the seal in punctured and the bottle is reclosed.

The proprietary structure is Tri-Seal F-828 material, wax, paper, foil and film. During induction sealing, the wax is absorbed into the paper, separating the cap liner from the seal to permit easy opening of the bottle.

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