黄极，是指垂直于地球绕着太阳的轨道面——黄道面的线与虚拟的天球相交会的点。
成膜透明、光泽好、非常坚韧，耐磨耐刮擦性好，不回粘，而且有优秀的耐寒性，极优的耐光性和耐黄变。
The film is transparent, glossy, very flexible, abrasion-resisting and scratch-resisting, contains no after-tack, and is excellent in resisting cold, light and yellow stain.
为了建立食品中喹啉黄含量的反相液相色谱测定方法，同时采用光电二极管阵列检测器进行定性分析。
To develop a method for the quantitative analysis of quinoline yellow from foods and at the same time the identification was carried out by means of Photodiode Array Detector.
对于INO含量，宫廷黄鸡和广西黄鸡极显著低于白羽肉鸡（P<0.01）。
About the content of INO, Y and G were B extremely significantly lower than B(P<0.01).
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