Different carotenoids in different deposition efficiency in different organizations, general esterified lutein and zeaxanthin better than crystalline lutein and zeaxanthin deposition effects in animal body tissues. Dietary fat can be enhanced deposition of pigment colorants Which pesticide large scale, and found that the addition of animal fat is more effective than add vegetable oil. Furthermore, with the improvement of feed pigment levels, decrease in animal tissue deposition ratio of the dye. The maximum absorption wavelength of the coloring agent to determine its color pesticide colorant, and the maximum absorption wavelength of the absorption capacity determines its color strength. But the coloring is not only to its chemical structure, but also with the pigment dispersion easily related. Easily dispersed pigment colorants, the better pesticide company, its color strength is higher. (4) color strength and color has its significance. Such as the need dubbed dark tones should choose high color strength varieties (organic pigments) special pesticide colorants, when paired with light colors need when selecting varieties low tinting strength (inorganic pigments). When you get a paint color is missing, or when the price is more expensive, can be used instead of the other colors of the same color, but the two different-colored paint dubbed same requirements are also different tones when instead. Pesticide manufacturers _ colorants Weifang Fuyuan (certified) _ pesticide colorants provided by Environmental Science and Technology Co., Ltd. Weifang Fuyuan. Weifang Fuyuan Environmental Protection Technology Co., Ltd. (www.wfdafuyuan.com) (www.wfdafuyuan.com) Shandong Weifang, the other leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Weifang Fuyuan leadership with the staff warmly welcome all inquiries negotiations to create Weifang Fuyuan a better future. You can also access (www.wfdafuyuan.com/supply_details_46402010.html), for more information about the company.