查询词典 colorimetric

ConclusionMacroreticular resin-Colorimetric method is suitable for the determination of tota1 tritepenoidic acid from Dracocephalum moldavica L.

用大孔吸附树脂对香青兰除杂后富集利用显色法测定总三萜酸是可行的，该方法具有简便、快速、准确、重复性好等优点。

objectiveto determine the content of the tritepenoidic acid in dracocephalum moldavica l .methodswith oleanolic acid as the standard,5% vanillin-acetic acid and perchloric as the developer,colorimetric method was applied.

目的测定香青兰全草中总三萜酸成分含量。方法以齐墩果酸为指标，采用香草醛-冰醋酸及高氯酸显色后用分光光度法测其含量。

Different samples' absorbent was determined in the condition of different colorimetric time ,different samples' temperature and different freshness,it prove that the result was relative to different experiment conditions in order to master the key point and ensuer the accuracy of the result in experiment.

啤酒双乙酰的含量是啤酒质量评价中的一项非常重要的指标，通过对不同样品在不同的比色时间、不同的样品温度及新鲜程度条件下测定其吸光度，得出不同实验条件对测定结果的影响，以求在实验中掌握好其关键点，确保测定结果的准确性。

Experiments prove that this model could achieve FED color reproduction. field emission display ; Grassman law ; colorimetric prediction,color correction

国内在CRT和LCD显示器的色彩还原方面开展了一定研究，然而由于FED显示器是一种新型的平板显示器件，FED显示器色彩还原方面的研究开展得还很少[。1]摄像机采用国际标

Measurement of cyanide ; isonicotinic acid-pyrazolone colorimetric method ; experimental condition

氰化物测定；异烟酸—吡唑啉酮比色法；实验条件

After As in WO3 is dissolved with NaOH solution, WO3 is coordinated by citric acid. In HCl medium, As is reduced to lwo valency As by KI and then low valency Asis reduced to gas AsH3 by SnO2 and metal Zn. After that, DDTC-Ag solution is applled as absorbent for colorimetric determinhtion.

用氢氧化钠溶液溶出三氧化钨中的砷之后以柠檬酸配位三氧化钨，在盐酸介质中用碘化钾将砷还原成低价砷，再用二氯化锡和金属锌将低价砷还原成砷化氢气体，以DDTC-Ag溶液吸收进行比色测定。

In addition, a chalcone derivative was synthesized as fluorescent and colorimetric chemosensor for anions such as F~- and AcO~-.5. Mesoporous SQ/SBA-15 on the basis of the interaction of squaraine dye and mercaptol was designed and synthesized.

设计合成了一个查尔酮化合物5，加入碱性较大的阴离子后，紫外可见吸收光谱和荧光光谱均发生变化，有望发展为荧光和生色双功能阴离子传感器。5。

SOD activity in RBC was detected by rapid catechol assay with microvolume of finger blood; serum LPO level was determined by TBA fluorescence colorimetric assay; plasma cAMP and cGMP concentrations were measured b...

超氧化物歧化酶是防御超作者单位：210042南京，中国医学科学院、中国协和医科大学皮肤病研究所；南京铁道医学院附属医院

Water, methanol and ethyl acetate extraction method were used to extract non-oil components from Myrtus communis Linn. leaves, and then radical scavenging activity and antioxidant role of these extracts were investigated using four chemiluminescence systems and two colorimetric systems.

采用水提取法、甲醇－水提取法和乙酸乙酯提取法3种方法从香桃木叶中提取非精油组分，然后用4种化学发光体系和2种比色体系检测其清除自由基和抗氧化作用。

Objective To establish a colorimetric assay for detecting acid alpha naphthyl acetate esterase in serum.

目的 建立比色测定血清酸性α醋酸萘酯酶总活性的方法。

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。