Puresep P (TM) is made from silicone coated with a layer of high-temperature polyimide. Although the polyimide layer is stable to 400 deg. C, the recommended upper limit for the septum is 300 deg. C due to the characteristics of silicone. Packaged in Plastic Bag: 4 in. x 6 in.; Weight: 8.5 g.

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