詞語：purpurin
purpurin的解釋
purpurin['pə:pjuərin][化]紅紫素；羥基茜草素
purpurin的意思
Purpurin 羥基茜草素;紅紫素;紫紅素;紅紫素〔天然食用色素;
purpurin的參考例句
1.The key points for extraction of natural edible purpurin and blue pigment are described. 本文詳述了天然食用紫色素和藍色素的提取技術和操作要點。
2.Eastern colored a little bit Fanzhaoyudu the sky, contracted slightly in Hong Yun, Piaozhe Purpurin Purpurin the Choi Wan. 東方一點兒一點兒泛著魚肚色的天空，染上微微的紅暈，飄著紅紫紅紫的彩雲。
3.A series of novel purpurin-18 imide derivatives which had long wavelength absorption, were synthesized by modification of methyl pheophorbide-a. 合成的一系列紅紫素-18酰亞胺衍生物具有長波長的紫外吸收。