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Abstract:
报道了测定鸡蛋蛋黄胆固醇含量的一种改进方法。蛋黄以水稀释后直接以乙醚和石油醚萃取,采用ZorbaxODS反相色谱柱(0.46cm×15cm,5~6μm),以乙腈-异丙醇(4∶1,V/V)为流动相,流速0.6mL/min,检测波长208nm。在此色谱条件下,胆固醇含量与色谱峰高呈良好的线性关系,线性范围在0.05~0.40g/L(r=0.9993)之间,最小检测量为0.02g/L。用于蛋黄胆固醇分析,样品无须皂化便可直接定量,简便、快速、重现性好。
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色谱
ISSN: 1000-8713
CN: 21-1185/O6
Year: 1998
Issue: 02
Page: 3-6
1 . 2 0 0
JCR@2023
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 4
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