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wby1110

木虫之王 (著名写手)

[求助] 催化剂表面酸定量问题 已有1人参与

最近做了2,6-二叔丁基吡啶的红外光谱。发现不会定量!目前查文献以有摩尔消光系数(molar extinction coefficients)ξ=5.3(cm^2/μmol),积分面积5.309,压片质量9.9mg,直径12mm。如果求酸量呢?
ps:吡啶红外定量用的是积分摩尔消光系数(integrated molar extinction coefficients),单位为(cm/μmol).他们之间能否换算呢?或是直接能定酸量也可以。酸量单位μmol/g。
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great_zhw

木虫 (正式写手)

【答案】应助回帖

感谢参与,应助指数 +1
可参考这篇文章, 希望能帮到你。

Journal of Catalysis
A combo Zr-HY and Al-HY zeolite catalysts for the one-pot cascade transformation of biomass-derived furfural to γ-valerolactone
https://doi.org/10.1016/j.jcat.2019.05.020
2楼2019-12-12 11:40:08
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