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Polarograph/Voltammetric methods for the determination of As and As were investigated.

对测(包括As(上标 3+)和As(上标 5+))的几种伏安极谱法进行对比。

This paper discusses the analysis of non-metal elements by following ways:Determination of P,S and Si by IC P-AES;Determination of Cl,P and S by IC ;Determination of trace As by polarograph and HG-AFS;Determination of Se by IC P-AES and fluorometry;Determination of F,Cl and I by GB.

本文论述了川附子非金属元素的分析:用ICP—AES法测定S、P和Si;离子色谱法测定Cl、S、P;极谱法和HG-AFS法测定痕量;ICP-AES和荧光法测定硒;GB法测定氯、氟和碘。

was simple and fast, it with high intelligent degree, good stability and nice linearity scope, it was far-ranging applied in detection of Arsenic in the poultice cosmetic.

方法线性范围宽,简便快速,稳定性好,灵敏度高,可广泛应用于膏类化妆品中的测定。

Choosing appropriate pre-digestion method to cosmetic, detecting Arsenic in poultice cosmetic and foodstuff by hydride atomic fluorescence spectrometry was applied.

选择适当的化妆品前处理方法,应用氢化物发生原子荧光光谱法对膏类化妆品中的进行测定。

Hydride atomic fluorescence spectrometry; arsenic; poultice cosmetic

原子荧光光谱法;;膏类化妆品

This process offers comparable performance to GaAs HBTs with the added advantages of mature and high producible Silicon wafer processing.

这一过程提供了性能与化镓异质结双极晶体管的成熟和高硅晶片加工可生产添加的优势。

The effects of different concentrations of arsenic on spore germination and rhizoid and prothallium growth of Pteris vittata under aseptic condition were studied.

研究无菌条件下不同浓度对蜈蚣草的孢子萌发、假根和原叶体生长发育的影响。

And arsenic contents of pyrite are related to origin or genetic type of pyrite.

黄铁矿中的含量与黄铁矿的成因或类型有关。

Many TCMs contain high amounts of vermilion and realgar, and can cause mercury and arsenic poisoning.

许多中药含有高含量的朱砂和雄黄,能够导致汞和中毒。

Objective To study the pharmacokinetics of arsenic from Realgar in rats and tissue distribution after single dose and multiple dose of oral administration.

目的 研究雄黄中的在大鼠体内的药物动力学和组织分布。

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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发,分析对称连杆曲线上鲍尔点的产生条件,提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品,年生产总值3000万美元,产品价廉物美、选料上乘、质量保证,深受国内外客户的青睐

The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.

血精的原因很,以良性病变为主。