配方类型：	METALS AND THEIR TREATMENT
配方说明：	Etching Germanium (U.S. Patent 2,849,296)
配方组成：	Hydrofluoric Acid (48%)/10 Glacial Acetic Acid/20 Water/3 Nitric Acid (70%)/15
配制方法：	Use at 45 to 65C. in a rotating container at 100 r.p.m. at an angle of 30-45 to vertical.

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