NH2 column was used with the mobile phase of 0.1% trifluoroacetic acid-acetonitrile by gradient elution.

采用氨基色谱柱，流动相为0.1%三氟乙酸-乙腈(梯度洗脱)。

Methods Positive charge of amino ultrasound microbubbles (MB-NH2) were prepared with mechanical shaking.

方法 采用机械振荡法制备正电荷氨基化超声微泡（MB-NH2）。

The HAP induced by the film with —NH2 head groups is the nano-platelet crystal with regular orientation and order array.

功能团为—NH2的有机膜所诱导的晶体为定向生长且规则排列的纳米片状HAP晶体；

NH2 column was used with the mobile phase of acetonitrile-water (75:25). The differential refractive index detector was used.

采用氨基键合硅胶柱，以乙腈-水(75∶25)为流动相，使用示差折光检测器。

The samples were extracted with 1% acetic acid-acetonitrile solution, cleaned up with amine (NH2) sorbent and defatted with n-hexane.

样品用1%乙酸-乙腈溶液提取，NH 2吸附剂净化，正己烷脱脂。

Methods and Results— The NIRF imaging agent consists of the CatK peptide substrate GHPGGPQGKC-NH2 linked to an activatable fluorogenic polymer.

方法及结果： 短距红外线荧光显影剂含有组织蛋白酶K缩氨酸感光底物GHPGGPQGKC-NH2，其连结在一个可激活的荧光底物激活体上。

Poly (N-vinylpyrrolidone) with carboxylic end groups and amino end groups (PNVP-NH2) were prepared by the chain transfer reaction in free radical polymerization.

利用普通自由基聚合中的链转移反应，分别制备了以羧基为端基的聚和以胺基为端基的聚(PNVP - NH2)。

The results show that there are two different pathways for the reaction of NH2 radicals with ozone. One of them has very low activation energy, so it happens easily.

结果表明，NH2自由基与臭氧反应有两条反应通道，其中一条反应活化能很小，反应极易发生。

Objective: To evaluate the effect of external radiotherapy combine co (NH2) 2 · H2O2 Sodium on head-neck squamous cell carcinoma and the change of the radiation reaction.

目的观察放射增敏剂注射用碳酸酰胺过氧化氢(CO (NH2) 2·h2o·)配合放疗治疗头颈部鳞癌的疗效及放射反应的变化。

The effects of-SH and-NH2 substituents on the UV-VIS spectra and fluorescence spectra of 2-mercaptobenzothiazole(MBT) and 2-aminobenzothiazole(ABT) were investigated in the present study.

研究了2-巯基苯并噻唑（MBT）和2-氨基苯并噻唑（ABT）的紫外吸收光谱、荧光光谱，探讨了取代基-SH和-NH2对苯并噻唑性质的调控作用。

On the basis of equilibrated geometrical structure obtained by B3LYP/6-311G method, the nucleophilicity of-N(CH3)2 and-NH2 groups are investigated by electrostatic potential and MO calculations.

在B3LYP/ 6-311G计算所得的平衡几何构型基础上，分别根据静电势和分子轨道计算研究了分子中-NH2和-N（CH3）2的亲核性，并与偏二甲基肼和卤代烃反应的实验结果进行了对比分析。