可是它能够被浓氧化酸如浓硫酸、浓硝酸所腐蚀而且也不适用与芳香烃、氯化烃触摸的场合。

But it can be strong oxidizing acid such as sulfuric acid, nitric acid corrosion and is not applicable to the occasion of aromatics and chlorinated hydrocarbon touch.

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本发明涉及一种以磺酸基芳香化合物代替硫酸制备磺酸化的炭质固体酸 催化剂的制备方法。

The invention relates to a method for preparing a sulfonated carbon solid acid catalyst, which uses a sulfonic aromatic compound to replace sulfuric acid.

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含硫酸盐的洗手液，配方含有有机西西丽亚柠檬油，带出抗菌效果，散发娇柔芳香。

A sulfate-free hand wash formulated with Organic Sicilian Lemon Oil known for its antibacterial properties and its fresh, uplifting fragrance.

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