物理状态:单斜晶,优等品为无色透明体,一等品为无色或带淡黄色晶体。
Physical : features : monoclinic, lolorless for excellent, lolorless or light yellow crystal for first grade.
香草醛,香兰素:一种白色或淡黄色晶体化合物,C8H8O3,见于香子兰豆以及某些香脂和松脂中,用于做香水、调味品和药剂。
A white or yellowish crystalline compound, C8H 8O 3, found in vanilla beans and certain balsams and resins and used in perfumes, flavorings, and pharmaceuticals.
一种类似黄玉的晶体石英的淡黄色变体。
A pale yellow variety of crystalline quartz resembling topaz.
一种白色或淡黄色的晶体粉末,C20 H14o4,用作酸性指示剂,用于制染料,并在医学上用作一种轻泻剂。
A white or pale yellow crystalline powder, C20H 14o 4, used as an acid-base indicator, in making dyes, and in medicine as a laxative.
产品的性状为淡黄色粉末状晶体。
苯酚酞一种白色或淡黄色的晶体粉末,c20h14o4,用作酸性指示。
A white or pale yellow crystalline powder, C20H14O4, used as an acid-base indicator, in making dyes, and in medicine as a laxative.
对苯二氨基联苯:一种淡黄色、白色或淡灰红色的晶体粉末,NH2C6H4C 6H 4NH2,用在染料和血迹检查中。
A yellowish, white, or reddish-gray crystalline powder, NH2C 6H 4C 6H 4NH 2, used in dyes and to detect blood stains.
二苯乙醇酮一种白色或淡黄色的晶体化合物,c14h12o2,从苯甲醛衍生而来。
A white or yellowish crystalline compound, C14H12O2, derived from benzaldehyde.
二苯乙醇酮一种白色或淡黄色的晶体化合物,c14h12o2,从苯甲醛衍生而来。
A white or yellowish crystalline compound, C14H12O2, derived from benzaldehyde.
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