| 摘要 |
<p>The present invention relates to a method of collecting hydrochloric acid from remainders of a waste catalyst in which platinum is extracted. The method, according to the present invention, is a method of regenerating hydrochloric acid from a hydrochloric acid containing solution and comprises the steps of: (a) extracting hydrochloric acid with TEHA by allowing the TEHA to be in contact with the solution; and (b) removing the TEHA used for extracting hydrochloric acid with water.</p> |
