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Tracy-Trace金蟲 (小有名氣)
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【求助】硝酸根對(duì)催化反應(yīng)有什么影響 已有9人參與
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有些催化劑在制備過(guò)程中需要去除硝酸根,通常焙燒至多少度可以將其去除? 若留在催化劑中對(duì)催化反應(yīng)會(huì)有什么影響呢? 如果哪位可以舉例說(shuō)明更好了~ 謝謝額~~ |
木蟲 (正式寫手)
銀蟲 (小有名氣)
金蟲 (小有名氣)
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| Normally, the calciniation is to reduce Nitrogen group around 450 degree. This is beacuse the N is toxic to the active center of your catalysts. Sometimes, it also can promote the reaction or no influence. This depends on your reaction. For example, the oxidation of alchol to aldehyde or acid. There is no big influence. |
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