查询词典 picric acid

A colorimetric method for epoxides, based on the reaction of the oxirane group with picric acid, is reportedly more sensitive than the oxirane test and is not subject to the shortcomings mentioned.

据报导以环氧乙烷与苦味酸的反应为基础的一种测定环氧化物的比色法比环氧乙烷试验敏感，并不具有所提到的缺点。

In this paper, we do a preliminary test of the 18 crown - picric acid system, the impact of extraction of strontium, resulting in a variety of conditions can not be made better extraction results.

浮选的机理通常是认为被捕集的物质吸附在气泡的表面随着上升的空气进入有机相，气泡在有机相中破裂后停留在其中。

Identification : animals were identified individually per cage by marking with picric acid.

辨认方法：通过苦味酸标记法对每笼动物进行个体辨别。

In this study, it is put forward the electrolyte of picric acid and the potentiodynamic anodic polarization basing on the chemical composition of 30Cr2MoV turbine rotor steel and mechanism of electrochemistry polarization.

根据实验用30Cr2MoV转子钢成份特点和电化学极化机理，提出了使用苦味酸作为电解液进行动电位阳极极化的电化学检测方法。

A salt or an ester of picric acid .

天门冬胺酸盐，天门冬胺酸酯一种天门冬胺酸盐或脂

And Sirius Red in a supersaturated picric acid solution viewed by polarization microscopy. The changes of mRNA expression of collagen type I were analyzed by RT-PCR. The results were compared with those after intervention with Losartan.

染色及苦味酸天狼猩红胶原特异染色偏振光显像进行心脏间质胶原的组织化学观察，RT-PCR观察心脏I型胶原mRNA表达的变化，并与氯沙坦干预后比较。

The test showed that the recovery yield of marked compound in desulfurized solution was 103.3%, it was indicated that impurity in the mixed system had smaller influence on determination, the method is more accurate in determination of picric acid in desulfurized solution.

经过对脱硫液进行加标回收试验表明，加标回收率为103.3%，说明混合体系中杂质对测定干扰小，该方法对测定脱硫液中苦味酸的浓度比较准确。

N-propyl-4-(N-methylacryloxy-ethyl)amino-1,8-naphthalimide was synthesized and used for determination of picric acid.

合成了N-丙基-4-(N-甲基丙烯酰基氧乙基)氨基-1，8-萘酰亚胺，研制出了苦味酸荧光光纤传感器，可间接测定药片中磷酸氯喹和水样中苦味酸的含量。

The extraction distribution ratios have been measured as a function of shaking time, counter anion, pH value, picric acid concentration, extractant concentration, diluent and temperature.

利用放射性同位素示踪技术，系统研究了32种开链大环化合物对Am／Eu及Cs／Na的萃取分离行为。

Ion selective electrode ; trace ; picric acid ; PVC membrane

离子选择性电极；痕量；苦味酸； PVC膜

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。