分光光度测定

Objective: Spectrophotometric method determination of ozone in ambient air by using indigo disulfonic acid sodium is a well method.

目的：研究了靛蓝二磺酸钠分光光度法测定环境空气中臭氧。

Spectrophotometric determination of ozone in indoor air by using indigo disulphonate was investigated.

建立了快速简便、灵敏的测定室内空气中臭氧的方法--靛蓝二磺酸钠分光光度法。

The uncertainty of ozone concentration in air measured by indigo disulphonate spectrophotometry was assessed.

对靛蓝二磺酸钠分光光度法测定某工作场所空气中臭氧浓度的不确定度进行了评定。

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。

The content of Na, K, Ca, Fe, Mg, Zn, Cu and Mn in the skin of Erinaceus europaeus L was determined by atomic absorption spectrometry.

为了解刺猬皮的中药功效与微量元素的关系，用原子吸收分光光度法测定了Na、K、Ca、Fe、Mg、Zn、Cu、Mn等矿质元素。

ObjectiveTo establish a spectrophotometry method for determining the contents of ferrum in ferrous succinate tablets.

目的建立分光光度法测定琥珀酸亚铁片中铁的含量的方法。

A new microwave heating extraction method replacing the conventional circumfluence is described, the flavonoids in flammulated coat onion samples has been determined with the use of spectrophotometry.

利用微波加热溶出代替常规回流提取方法，对红皮洋葱样品中黄酮类化合物进行了微波溶出—分光光度法测定，与常规方法做了对照，并讨论了微波功率、微波时间、浸提剂浓度、料液比等因素对溶出结果的影响，通过正交试验，确定了最佳工艺条件为：微波功率900W，微波提取时间5min，提取溶剂80%乙醇，料液比为1∶10。

The determination method of trace manganese content in the water was investigated by formaldoxime spectrophotometry.

提出应用甲醛肟分光光度法测定原水中微量金属锰含量的方法，并对可能的干扰进行了讨论，对方法的精密度和准确度进行实验。

The contents of total gingerol were measured by ultraviolet spectrophotometry.

用紫外分光光度法测定总姜酚的残留量。

Ultraviolet spectrophotometry was used to determine content of selenium in punica granatum with o-diaminobenzene hydrochloride as apparent color agent under 335nm detection wavelength.

采用紫外分光光度法，以邻苯二胺盐酸盐做显色剂，检测波长为335 nm，测定石榴皮中微量硒元素的含量。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。