吸光度

METHODS:Aminopyrine and antipyrine in Antongding injection were determined by radial basis fuction neural network UV spectrophotometry,barbitial was determined with absorbance substraction technique.

采用径向基函数紫外分光光度法同时测定安痛定注射液中的氨基比林和安替比林，并结合吸光度减技术测定巴比妥。

One method of preparation new membrane materials was presented with putting multi-wall carbon nanotube and carboxylic multi-wall carbon nanotube in collodion solution.

分别将碳纳米管和羧基化碳纳米管均匀分散在火棉胶溶液中，采用流涎法制备出碳纳米管复合膜；并用分光光度法对样液、滤液中的间苯二酚和茜素红的吸光度进行了对比测定，以考察膜的吸附性能。

One method of preparation new membrane materials was presented with putting multi-wall carbon nanotube and carboxylic multi-wall carbon nanotube in collodion solution. Carbon nanotubes complex filtering membranes can be obtained by salivate method. Resorcin and alizarin red can be percolated using new membrane individually.

分别将碳纳米管和羟基化碳纳米管均匀分散在火棉胶溶液中，采用流涎法制备出碳纳米管复合膜；并用分光光度法对样液、滤液中的间苯二酚和茜素红的吸光度进行了对比测定，以考察膜的吸附性能。

This paper probes into the extraction of the pigment from mirabilis jalapa and its stability.

文章对紫茉莉花色素的提取及其稳定性进行了研究，主要是通过蒸馏水提取色素，用分光光度法测定其吸光度值，从而来判断紫茉莉花的稳定性及影响因素。

Results Propranolol, metoprolol and MELE could promote the formation of spleen lymphocyte antibody with high dosage.

然后分离脾脏，处理后于413nm处用分光光度法测定其溶液的吸光度值。

Anthocyanidin extract in methanol showed 3 absorption peaks, at 270, 340 and 520 nm, in the UV-vis spectrum, with bathochromic and hypsochromic shift with methanol+AlCl3 and methanol+AlCl3+HCl, respectively; the ratio of the absorbance at 440 nm to that at 520 nm was 0.29. No fluorescence occurred under UV irradiance, and 5 absorption peaks occurred at 270 nm after HPLC. Five molecular ion peaks occurred on MS: 595, 381, 611, 587 and 571, respectively, and monosaccharides in the extract were identified as rhamuose and glucose on HPLC.

一品红花色素的甲醇溶液分别在270、340 和520 nm 处有 3 个吸收峰；在 440 nm 吸光度与可见光最大吸收波长 520 nm 吸光度的比值为0.29；花色素的甲醇溶液中加入AlCl3后发生红移，再加入HCl后发生蓝移；色素溶液在紫外光下无荧光；色素样品经液相色谱分离后在 270 nm检测有 5 个比较明显的吸收峰；质谱中得到 595、611、381、571 和 589 等对应的分子离子峰；花色素酸解液高效液相色谱图谱和鼠李糖、葡萄糖的出峰时间一致。

The absorbance at 630nm is the index of transmittancy of pectin solution. The yield of pectin can be converted by absorbance of pectin solution by the method of carbazole colorimetric at 530nm.

以630nm吸光度作为果胶溶液色度的指标；采用咔唑硫酸比色法，在530nm时测定果胶液的吸光度计算溶液中果胶得率。

Methods Conjugated with protein precipitation with trichloroacetic acid, BCA method was used.

使用三氯乙酸沉淀蛋白质后，运用BCA法，在570 nm波长处，分别测定标准蛋白质应用液与样品稀释液的吸光度值，基于测定液中蛋白质含量与其吸光度值呈正比关系，计算出样品中蛋白质的含量。

Six types of sunscreen cosmetics are measured, and the product properties are evaluated by absorbance A. Sunscreen effects tested on three types of cosmetics are disaccorded with SPF values labeled on the products, and the light transmittance in the UV part is high.

采用紫外吸光度法检测6种防晒护肤品，根据吸光度A值的大小，评价产品的性能，3种化妆品实测防紫外效果与产品标定的SPF值不相吻合，并且UVA的透过率较高。

Methods Conjugated with protein precipitation with trichloroacetic acid, BCA method was used. According to the positive relationship of protein content with the 570 nm absorbance, protein content was calculated in powdered milk.

使用三氯乙酸沉淀蛋白质后，运用BCA法，在570nm波长处，分别测定标准蛋白质应用液与样品稀释液的吸光度值，基于测定液中蛋白质含量与其吸光度值呈正比关系，计算出样品中蛋白质的含量。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。