紫外分析仪
- 网络UV analyzer;YLN-II
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方法:样品于载玻片上,置紫外分析仪上观察。
METHODS : Samples on carrier were observed by UV analyzer .
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为测量润滑油基础油中芳烃含量的多少,表征油品的精制深度和质量,研制了在线紫外分析仪。该仪表测量范围(吸光度)为0~7;
The quality of lubricant base oil can be characterized by its aromatic hydrocarbon content .
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润滑油基础油芳烃含量在线紫外分析仪的研制与应用
The development and application of an on line ultraviolet analyzer for analysis of aromatic hydrocarbon content in lubricant base oil
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反应结束后,取反应液10ul以含溴乙锭的2%琼脂糖电泳30分钟(5V/cm),紫外分析仪上观察若在501bp处出现橙黄色条带,则为阳性标本。
After the reaction , the reaction solution from 10 ul bromide tablet containing 2 % agarose gel electrophoresis of 30 minutes ( 5 V / cm ), UV analyzer observed in the 501 bp if occurring at the orange bands for positive samples .
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由于巢式PCR只需10个细胞就可以在紫外透射分析仪下看到扩增结果,而常规PCR则需要20~30个细胞,所以胚胎性别鉴定时使用巢式PCR效果更好。
It needed only 10 cells for obtaining amplification result by nested PCR , but 20 to 30 cells were needed by normal PCR . So we could obtain better results of sex determination of bovine preimplantation embryos by nested PCR .
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经12%非变性聚丙烯酰胺凝胶电泳,溴化乙锭染色,紫外透射分析仪下观察并拍照。
After 12 % native polyacrylamide gel electrophoresis , ethidium bromide staining , observed and took photographs with ultra-violet transmission analysator .
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首先针对系统的光源,烟气预处理装置,气体分析室等部件做了详细介绍,对仪器气路结构做了改进,硬件各参数达到了紫外烟气分析仪的使用技术指标。
Firstly the system light source , fume pretreatment device , gas analysis chamber and other components are introduced in detail , improve the instrument structure , meet the technical index of ultraviolet gas analyzer .
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利用紫外可见光谱分析仪进行光谱学分析,我们发现随着R值增加,金的紫外可见光吸收光谱吸收峰逐渐红移,这说明纳米粒子逐渐长大。
We use the UV-Vis spectrometer for spectral analysis . We found that the UV spectral absorption peak had a red shift as the R value increased . These results showed that the nanoparticles grew gradually .
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用XRD,SEM,HRTEM,紫外吸收光谱分析仪和光谱辐射分析仪等手段对纳米管进行微观形貌、光学性能的表征,并探讨了其生长机理。
The micro-morphology and optical properties were characterized by XRD , SEM , HRTEM , UV Absorption Spectra Analyzer and Spectroradiometer , and the formation mechanism was also studied .
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紫外光谱水质分析仪中的支持向量机方法
Support Vector Machine for Ultraviolet Spectroscopic Water Quality Analyzers
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一种新型在线紫外光谱水质分析仪
A new online water analysis instrument
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差分光学吸收光谱(DOAS:differentialopticalabsorptionspectroscopy)分析仪是检测大气中痕量气体的重要仪器,其关键部件&紫外光谱仪对DOAS分析仪的检出限和精度有决定性影响。
The differential optical absorption spectroscopy ( DOAS ) analyzer is an important instrument to detect the trace gases in atmosphere . The ultraviolet ( UV ) spectrometer , which is a crucial part of the DOAS analyzer , has decisive influence on the detection limit and accuracy .