coloring material

A dye or other coloring material that is used in microscopy to make structures visible .

染料或其他着色材料，在显微镜观察中使结构可见。

A High Grade Natural Edible Coloring Material Study on the Performance of Refined Radish Red

一种优质的天然食用色素&精制萝卜红性能研究

A preliminary study on Extraction of an edible coloring material from cocoa bean shells

可可豆壳提制食用色素初步试验

Brief on PE coloring material granulating line

PE色母料挤出造粒生产线简介

A coloring material that turns red in acid solutions and blue in alkaline solutions ; used as an acid-base indicator .

一种在酸性溶液中变红、在碱性溶液中变蓝的染色材料，亦作酸碱显示剂。

The producing of the refined natural coloring material it not only to improve the performance of natural coloring material but also to broaden it ′ s applicability .

生产精制天然色素是改善天然色素性能，拓宽应用的方向。

Through the performance test and study about the liquid state product of the refined radish red , it has been demonstrated that it is a high grade natural coloring material .

通过对精制萝卜红色素液态产品性能的测试和研究，表明精制萝卜红是一种优质的天然色素。