论文部分内容阅读
经常在食品的包装上看到什么胭脂红、日落黄等字样,我想这么好听的名字,一定是不错的东西。那它究竟是干啥用的呢?肯定和颜色有关。果然,它属于食品添加剂中染色剂的一种,而且是人工合成的,是由对氨基苯磺酸重氮化,与2-萘酚-6-磺酸偶合,经精制而得。用处只有一个,把东西染上颜色,为了看上去很美,别无他用。它的用途十分广泛,不仅能给小面包等食品上色,还能用于医药行业中药物特别是药片的染色,也能用于工业上,
Often see on the food packaging carmine, sunset yellow and other words, I think so nice name, must be a good thing. What is it used to do? Sure and color-related. Sure enough, it belongs to a kind of coloring agent in food additives, and is synthesized by diazotization of sulfanilic acid, and 2-naphthol-6-sulfonic acid coupling, by refining. Only one use, color the stuff, in order to look beautiful, no other purpose. It is used for a wide range of purposes, not only to color small breads and other foodstuffs but also to be used in medicine in the pharmaceutical industry, especially for the coloring of pills, but also for use in industry,