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配方類型：	CERAMICS AND GLASS
配方說明：	Glass Electrode Seal
配方組成：
配制方法：	It is often difficult to find a suitable wax or cement for sealing silver electrodes into glass tubing. A satisfactory seal can be achieved by melting narrow strips of polyethylene tubing in a small flame and working the melt into place around the silver-glass union. After cooling, any excess polyethylene may be trimmed.

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