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The electrolyte consists of 62 cc perchloric acid ¸ßÂÈËá(70%), 700 cc ethanolÒÒ´¼, 100 cc butyl cellosolve (or butanol¶¡´¼), and 137 cc distilled waterÕôÁóË®. The jet polishing was performed at a temperature between -20 and -10 ¡æ, at a voltage of between 20 and 25 V, and at a current of about 10 mA.
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