In this paper, the composition of acidic copper brightener, the normally used intermediates, their functions and composition methods are introduced.

介绍了酸性镀铜光亮剂的组成、常用的中间体及其作用以及复配方法。

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Allergic skin belongs to the person most weak, skin is dry skin resistance of acidic, worried about allergies, normally not care skin, skin becomes weak, the rough.

过敏性肌肤的人多半属于皮肤抵抗力弱、肌肤干燥的酸性体质，由于担心过敏，平时不太护理肌肤，结果皮肤变得脆弱、粗糙。

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This strongly acidic lower pH environment, especially local to the cancer is the primary reason that cancer does not normally heal on its own.

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