Research Article

Synthesis of Mesoporous Silica Imprinted Salbutamol with Two TEOS/MTES Ratio Compositions through the Direct Incorporation Method for Salbutamol Separation

Figure 2

Infrared spectra of MIPMS and NIPMS: (a) A, MIPMS-1 before extraction; B, MIPMS-1 after extraction. (b) A, NIPMS-1 before extraction; B, NIPMS after extraction. (c) A, MIPMS-2 before extraction; B, MIPMS-2 after extraction. (d) A, NIPMS-2 before extraction; B, NIPMS-2 after extraction. Note: the red circle shows the disappearing absorption band after the extraction process.
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