色素的

Our products still contains coloring matters at present,but we can provide you with some without them.

我们的产品现阶段是含有色素的，但是我们可以为您提供没有色素的。

The best extraction condition is 1︰45, pH1.5 HCl, 30℃, 0.5 hours. The pigment produced by this method is purple power. The absorption and disorption of the pigment Lycium ruthenicum Murr. with 001×7 sia are studied.

确定黑果枸杞色素的最佳提取工艺条件为以pH1.5的盐酸水溶液作浸提剂，提取温度为30℃，提取时间0.5 h，固液比1︰45时制取的色素产品色泽鲜丽，外观呈紫红色，品质优良。

A plastid that contains pigments other than chlorophyll, usually yellow or orange carotenoids.

有色体，色素体除了叶绿素外的含色素的质粒，通常为黄色或橙色的类胡萝卜素

The tea pigments prepared by enzymatic oxidation from different materials and different extracting method were studied. The results showed that the effects from tea, apple and pear PPO preparing tea pigments were better. Tea as enzyme liquor and pear zymin and enzyme powder as apple preparing tea pigments were good.

分析比较了不同材料和不同提取方法得到的多酚氧化酶酶法制取茶色素的效果，研究结果表明，以茶酶液制取法、苹果酶粉法、梨酶液法获得的多酚氧化酶制取茶色素效果为佳。

T he extraction condition and the stability of natural pigment in flower of Lilium concolor were tested by using orthogonal experiment. The results showed that the pigment was extracted effectively when flower was dipped with 99.7 % of alcohol at 50℃ for 1 h.

采用正交试验 L9（33）对山丹花色素的提取条件进行了探讨，同时对其色素的稳定性进行研究，确定最佳提取条件是50 ℃，时间1 h，乙醇浓度99.7 %，其中影响的主次顺序为浓度、时间、温度。

Melanoidin coloring substance came into existence more or less after long-term food storage or food thermal treatment.Such phenomenon was named as Maillard reaction because enzymes were not involved in the reaction.

食品在加热处理或长期贮存后，都会产生不同程度的类黑精色素，如面包、烤肉、熏鱼、咖啡、茶及酱油等调味品中，都有类黑精色素的产生，因为这一类反应没有酶的参与，故又称非酶褐变(N o-enzym atic Brow ning)反应。

Reagent for pigment extraction in Parthenocissus tricuspidata is studied by experiment.

通过实验确定美国地锦色素的提取剂的选择，并测定各种因素对该色素稳定性的影响。

The effect is obvious by the diffierent extraction, the Pitaya conditions of extracting pH, extracting temperature, extracting time were determined by mono factor and orthogonal experiment.

使用不同的提取剂对色素提取有较大的影响，通过单因素和正交实验确定乙醇提取火龙果果皮色素的pH值、液料比、浸提温度和浸提时间的最佳方法。

The process of extracting maize yellow pigment from corn gluten was studied.

对玉米黄色素的最佳提取溶剂进行了筛选，研究了原料玉米黄粉的处理方式，首次采用挤压膨化玉米黄粉的方法提取玉米黄色素。

The results showed that the maize yellow pigment was very sen- sitive to light,resistant to certain heat,edible vegetable oil can prevent it from oxidation.

文中主要研究了该色素的稳定性以及食品中常用的几种食品添加剂对该色素稳定性的影响。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷