standard wavelength

Simultaneous Determination of Aspirin, Phenacetine and Caffeine in Compound Aspirin Tablet by Dual-Wavelength Standard Addition Method

双波长系数标准加入外推法测定复方阿斯匹林中3组分的含量

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Wavelength of Light Standard for Measuring Distance

供距离测量用的光波长度标准不均衡度的测量

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Further, 1.3-μ m-wavelength LDs have lower loss and negligible dispersion for standard silica fibers.

另外在标准矽光纤内, 1.3微米波长有低损失与可忽略色散特点.

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Methods. Using alcohol as solvent, the absorbance were determined at wavelength at 264± nm, drew the standard curves.

方法: 采用乙醇为溶剂, 在264±nm波长处测定吸收度, 绘制标准曲线.

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Wavelength calibration and radiance calibration method by using standard DC mercury lamp and tungsten lamp are described, with the spectrograph, 290~ 450 nm solar ultraviolet/ atmosphere spectrum is measured and the measured results are given.

介绍了使用标准直流汞灯和标准石英卤素钨灯进行波长定标和辐射定标方法。并利用该平场光谱仪对290～450nm太阳紫外/大气光谱进行了测量，给出了测量结果。

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