Instantly replenish water, balance PH value, and relieve dry and uncomfortable skin.

即时给予肌肤充足水分，平衡肌肤pH值，改善干燥紧绷感。

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Completely moisturize, nourish and stabilize skin, balance PH value with considerate protection.

全面保湿及加强滋养功能，稳定肌肤，平衡肌肤PH值，给予肌肤细致的呵护。

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This ingredient is used to balance PH in products, and can cause allergic reactions, and irritate your eyes, nose and skin.

这种成分往往用来平衡日用品中的PH值，能够引起过敏反应，并刺激眼睛、鼻子和皮肤。

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Soil should also be tested for its pH level, a measure of the acid and alkaline balance.

VOA: special.2009.06.09

In addition, the kidney controls the composition of your body of many important ions, sodium bicarbonate which is important in pH balance, potassium.

此外肾脏还能控制,体内很多重要离子的浓度,例如碳酸氢钠,它对于酸碱平衡十分重要,还有钾离子

耶鲁公开课 - 生物医学工程探索课程节选

The solution (pun intended) involved tacking sodium dithionite and hydro-chloride onto the antibiotic, making it into a water-soluble salt. (Drugs prepared as hydrochlorides are commonplace.) To keep the chemicals from oxidizing, Adams tested 50 different agents, such as citric acid and ascorbic acid, and played with various ratios until he got the right pH balance.

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