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A novel chitosan/nano-silica hybrid film was prepared using tetraethoxysilane as precursor by in situ sol–gel process, and characterized by transmission electron microscopy. Its effect on preservation quality of longan fruits (Dimocarpus longan Lour. cv Shijia) was investigated under ambient temperature. The present study revealed that the excellent semi-permeable film of chitosan/nano-silica markedly...
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