The beef extract, a beef derivative, is a source of organic carbon, nitrogen, vitamins, and inorganic salts.
牛肉萃取物是一种牛肉衍生制品，可以作为有机碳、氮、维生素与无机盐类的一个来源。
Progress in the research on adsorptive characteristic of chitosan and its derivative with heavy metal ions, acid and organic dyestuff etc was reviewed in this paper.
综述了壳聚糖及其衍生物对重金属离子、酸和有机染料等吸附特性的研究进展。
An anthracene derivative represented by a general formula (1) and an organic compound represented by a general formula (17) are provided.
本发明提供通式(1)所表示的蒽衍生物以及通式(17)所表示的有机化合物。
The organic thin film electroluminescence device with blue green color using new organic material, silicon alkyl derivative (SCS SiH), was fabricated.
采用新合成的有机材料硅烷衍生物作为发光物质制备了发蓝、绿光的薄膜电致发光器件。
Specifically disclosed is a gelling agent for organic liquids, which contains a fluoroalkyl derivative represented by the following formula.
有机液体的胶凝剂，其包含下述式表示的氟烷基衍生物。
Ethylene oxide is the derivative of ethane and the intermediate of organic chemistry raw materials. It reacts easily with water, alcohol, ammonia, amine, phenol, hydrogen halide, acid and thioalcohol.
环氧乙烷是乙烯衍生物有机化工原料中间体，它易与水、醇、氨、胺、酚、卤化氢、酸及硫醇进行开环反应。
Its major use is in the production of acetic acid and its derivative acetone and various acetates, and of numerous other organic chemicals.
它主要用于生产醋酸及其衍生物和各种醋酸酯，以及生产许多其他有机化学品。
The invention belongs to the technical field of organic chemistry, in particular to the sulfonylation methods of an amine and a derivative thereof.
本发明属于有机化学技术领域，具体涉及一种胺及其衍生物的磺酰化方法。
The derivative has wide application prospect in the aspects of non-linear optical materials, molecular photoelectric devices, organic semiconductor materials, chemical sensors and the like.
在非线性光学材料、分子光电器件、有机半导材料以及化学传感器等方面都具有广阔的应用前景。
The invention discloses a new betaine ester derivative, an organic silicon material, a preparation method and application thereof.
本发明公开了一种新的甜菜碱酯衍生物、有机硅材料及其制备方法和用途。
The invention provides a preparation method of a long wavelength BODIPY dye and a derivative thereof, belonging to the organic chemical industry and the fine chemical industry technology field.
一类长波长氟硼二吡咯染料及其衍生物的制备方法，属于有机化工和精细 化工技术领域。
A fresh and light gel-cream, combining Organic Immortelle Essential Oil with Daisy Extract and Vitamin C Derivative, strategically tackles the origin of dark spots by reducing melanin production.
清爽轻盈的啫喱霜，糅合有机蜡菊精华油、雏菊精华及维他命C衍生物，有效打击色斑根源，阻截黑色素形成，令肤色亮白均匀。
A fresh and light gel-cream, combining Organic Immortelle Essential Oil with Daisy Extract and Vitamin C Derivative, strategically tackles the origin of dark spots by reducing melanin production.
清爽轻盈的啫喱霜，糅合有机蜡菊精华油、雏菊精华及维他命C衍生物，有效打击色斑根源，阻截黑色素形成，令肤色亮白均匀。
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