羟基

Methods:The target compounds were synthesized from acylation of polyethylene glycol to hydroxy group of ursolic acid by polymer polycondensation method.

通过高分子缩合的方法，将酰化的聚乙二醇接枝到熊果酸的羟基上，得到目标产物。

Therefore, we started hydroxy benzene acetic acid and acetic acid coordination unit for the nodes of copper, cobalt, cadmium, manganese, zinc coordination polymers of structural chemistry studies.

因此，我们开展了苯羟基乙酸和苯氧乙酸配位单元为节点的铜、钴、镉、锰、锌配位聚合物的结构化学的研究。

Results showed that,under conditions of pH=2.70,using 0.085 mol/L PBS as buffer solution,flow rate 0.8 mL/min,sample injection volume 10 μL,column temperature 25 ℃ and the UV detection wavelength 214 nm,the six kinds of hydroxy acid can be...

结果表明，在C18Hypersil ODS色谱柱上，以pH=2.70，0.085 mol/L Na2HPO4-H3PO4缓冲液为流动相，流速为0.8 mL/min，进样量10μL，柱温25℃，紫外检测波长为214 nm时，可以较好地分离和测定化妆品中的6种羟基酸。

One high-tech products 12 - hydroxy acid has a rigid technology patented by the National, provincial award of scientific and technological achievements, and its quality to meet or exceed the advanced level in the same industry at home and abroad.

其中高科技产品 12 －羟基硬质酸有一项技术获国家专利，省科技成果奖励证书，其质量均达到或超过国内外同行业先进水平。

In this experiment, 1 - hydroxy -2 - naphthoic acid was used as a template and the method of bulk polymerization was used to prepare molecular imprinting polymer molecularly imprinted polymer and blank polymer non-molecular imprinting polymer.

本文采用以1-羟基-2-萘甲酸为模板，本体聚合的方法制备了分子印迹聚合物MIP以及空白聚合物NIP。

Alpha hydroxy acids – include glycolic acid, mandelic acid, malic acid, lactic acid.

阿尔法羟基酸-包括乙醇酸，扁桃酸，苹果酸，乳酸。

Active Ingredient 】 Hydroxy lichen amino acid, Extractant from plants, and Potentiating agent.

羟基地衣氨基酸，植物提取素、增效剂等。

Orange in the flavonoids in the intestine into hydroxy benzoic acid and ferulic acid, which can strengthen the role of thyroid suppression thiocyanate, which induce or cause goiter.

橙色的黄酮类化合物在肠道成羟基苯甲酸和阿魏酸，可加强硫氰酸抑制甲状腺，而诱发或导致甲状腺肿大的作用。

In accordance with the process, the hydroxy carboxylic acid serves to temporarily transfer chlorine from and does not form a salt with the alkali metal salt of a chlorite ion.

根据本方法。羟基羧酸用作暂时转移氯，并且与亚氯酸根离子的碱金属盐不生成盐。

A method for forming an aqueous chlorine dioxide solution is disclosed which includes reacting in a reaction vessel an acid reaction solution containing a hydroxy carboxylic acid and a companion acid with an alkali metal salt of a chlorite ion.

本发明公开了一种生成含水的二氧化氯溶液的方法，其中包括在反应容器中让含有羟基羧酸和配对酸的酸的反应溶液与亚氯酸根离子的碱金属盐进行反应。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。