Secondly, the acid strength, specific surface, size and the feature, the structure of acid center and the content of Sulphur and Titanium have been characterized by IR, XRD, TEM, SEM, BET, EDS,TG-DTA and Hammett indicator.
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美
- 我們利用IR，XRD，TEM，SEM，BET，EDS,TG-DTA，Hammet指示劑法等表征手段對催化劑的酸性，比表面，粒度形貌，酸中心結構，硫鈦含量等進(jìn)行了考察。
