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本文研究混合液晶作气相色谱固定液的色谱行为,比较了混合液晶和单个液晶的温度特性、过冷状态稳定性;测定了一些液晶及其混合物的相常数,并对一些难分离物质和复杂天然产物进行了分离和鉴定。实验证明,用混合液晶作固定液常较单种液晶优越。
In this paper, we studied the chromatographic behavior of mixed liquid crystals as a stationary phase for gas chromatography. The temperature characteristics and the stability of supercooled liquid crystals were compared. The phase constants of some liquid crystals and their mixtures were determined. Some difficult- The product was isolated and identified. Experiments show that the liquid crystal with mixed liquid is usually superior to single liquid crystal.