砷的

A method for determination of trace arsenic in high-purity boracic acid by hydride generation atomic fluorescence spectrometry is presented.

研究了氢化物-原子荧光光谱法测定高纯硼酸中痕量砷的方法。

Objective: To establish a new method for determination of arsenic in biological fluids.

目的：建立测定生物液体样品中砷的新方法。

A new method for the determination of trace arsenic and mercury in yam was established.

建立了一种测定山药中有害元素汞、砷的新方法。

This method can be used for the analysis of arsenic speciation in environmental water.

方法可用于环境水样中砷的形态分析。

This method has high sensitivity and good accuracy, and therefore is suitable for determination of arsenic in hair.

该方法灵敏度高、准确度好，适于发砷的测定。

The method was applied to the determination of arsenic in baking powder with satisfactory results.

该方法准确、快速，应用于复合疏松剂中砷的测定，获得满意结果。

The lake water became a part of pore water in the sediment and is gradually evolved into modern shallow groundwater, which is the main supply water for residents'living.2. Chemical characteristics of high As groundwater have been evaluated. Arsenic concentrations in shallow groundwaters from the Hetao Basin of Inner Mongolia range between 0.6 and 572μg/L.

湖泊在消亡过程中，高度浓缩的富含砷的湖水被埋藏、保存到沉积物的空隙中，成为区域地下水的一部分，经长期演化形成了今天的高砷水，也是当地居民的取水层位。2。

Objective: To establish a method for determination of total arsenic in soy sauce by Hydride Generation-Atomic fluorescence spectrometry.

目的：建立测定酱油中总砷的氢化物发生－原子荧光法。

To study the method of hydride generation atomic fluorescence spectrometry in determining the content of Total arsenic in food.

目的 应用AFS -2 3 0a型原子荧光光度计进行氢化物发生原子荧光法测定食品中总砷的研究。

The important oxidation states of arsenic are -3,0,+3, and +5, and all have been utilised in some way in both hydrometallurgy and water treatment.

砷的主要氧化态是：－3价、0价、＋3价和＋5价，并且全部已经被在湿法冶金法和水处理中以某种方式利用。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。