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US09573808B2 Aqueous solution and method for use thereof 有权
水溶液及其使用方法

Aqueous solution and method for use thereof
摘要:
An aqueous solution includes HCl present in an amount exceeding 37% by weight. The solution further includes a fixing agent that is urea and/or a urea derivative. The fixing agent is present in the solution in a molar ratio of between 0.25 and 2.0 of fixing agent to HCl, inclusive.
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