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配方類型：	MISCELLANEOUS
配方說明：	Improving the wearing Qualities of Toothbrushes (U.S. Patent 2,109,579)
配方組成：	Time/5-10 minutes "Aerosol OT"/0.1 G. Carbon Tetrachloride/1000 cc. Temperature/35-40C. Paraffin Wax/20 g.
配制方法：	The wearing qualities of toothbrushes made from hog bristles may be greatly improved by treating in this solution.

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