Lab. Scale purification and trace analysis for CuPC, metal impurities less than 10 ppm.
CuPC之实验室纯化技术及微量不纯物分析，各别金属不纯物小于10 ppm。
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法测定痕量砷；ICP-AES和荧光法测定硒；GB法测定氯、氟和碘。
Cadmium is a bivalent, non-essential trace element and considered as one of the most phytotoxic heavy-metal contaminants.
本文综述了藻类对重金属的耐性与解毒机理，在此基础上研究了铜绿微囊藻生长和光合作用对Cd浓度增加的响应。
Stainless steel cutlery is not cooking, storage, too acid, too alkaline food, acidic fruit juices are also not in full bloom, because these foods with the cutlery in the electrolyte in the metal element from the complex electrochemical reaction, so that excessive dissolved trace elements in precipitation, including a small harmful heavy metal elements.
不锈钢餐具不烹饪，储存，太酸，太咸的食物，也没有盛开的酸性果汁，因为这与在从复杂的电化学反应的金属元素电解质餐具食品，因此，过度的解散追踪降水要素，包括一个小型有害重金属元素。
Three key regions of cryospere, i. e., north and south polar regions as well as High Asia, are selected in this dissertation for contrasting study of impurities in surface snow/ice. Mainly five groups of impurities are included: 1 Major ions such as 〓, 〓, and 〓; 2 Metal elements Al, Mn and V; 3 Trace metal Pb; 4 Halogen element Br; 5 MSA and 〓.
本文选取了北极、南极和高亚洲等冰冻圈关键地区，在实测资料和吸收前人成果的基础上，分析了三个地区冰川表层雪冰以及积雪内记录的如下几类杂质：a）主要阴阳离子Na〓、Ca〓、Mg〓和Cl〓、SO〓、NO〓等，并讨论了与之关联的雪冰电导与酸度；b）金属元素Al、Mn、V；c）重金属元素Pb；d）卤族元素Br；e）生物有机酸MSA。
I've never yet heard a metal-domed tweeter that doesn't introduce some audible coloration, and in this case, there's a trace of splashiness in the high end.
我还没有听过没有音染的金属半球高音单元，这里你可以听到在高音端有一些飞溅的亮色。
Portable electron video scope endoscopes; metal detectors archways, handheld meal detectors; underground bomb detectors; electronic stethoscopes; portable digital and conveyor style X-ray inspection system; Non-linear junction detectors; firearm forensic trace evidence analyzer; explosive detection; narcotics
安全检查设备：便携式电子视频内窥镜；安检门；手持金属探测器；地下金属探测器；电子听音器；便携式、数字化、通道式X射线检查系统；非线性结点探测器；射线检查仪；炸药毒品探测器；各类检查等。
Portable electron videoscope endoscope; metal detectors archways, hanheld meal detectors; underground bomb detectors; electronic stethoscopes; portable digital and conveyor style X-ray inspection system; Non-linear junction detectors; firearm forensic trace evidence analyzer; explosive detcction; narcotics detection and all types of inspection mirrors.
北京鹰瑞达科贸有限公司主要从事公、检、法、武警及相关部门用于安全检查、防爆排爆等业务所需器材及设备的咨询、设计、开发、生产和销售。1、安全检查设备：便携式电子视频内窥镜；安检门；手持金属探测器；地下金属探测器；电子听音器；便携式、数字化、通道式X射线检查系统；非线性结点探测器；射线检查仪；炸药毒品探测器；各类检查等。
Portable electron video scope endoscopes; metal detectors archways, handheld meal detectors; underground bomb detectors; electronic stethoscopes; portable digital and conveyor style X-ray inspection system; Non-linear junction detectors; firearm forensic trace evidence analyzer; explosive detection; narcotics detection and all types of inspection mirrors.
北京鹰瑞达科贸有限公司主要从事公，检，法，武警及相关部门用于安全检查，防爆排爆等业务所需器材及设备的咨询，设计，开发，生产和销售。1，安全检查设备：便携式电子视频内窥镜；安检门；手持金属探测器；地下金属探测器；电子听音器；便携式，数字化，通道式X射线检查系统；非线性结点探测器；射线检查仪；炸药毒品探测器；各类检查等。
ObjectiveTo determine the content of five trace metal elements in Black Nightshade Herb.
目的测定中草药龙葵中Fe，Cu，Zn，Mn，Ca的含量。
objectiveto determine the content of five trace metal elements in black nightshade herb. methodsthe sample was digested with microwave digestion system, and rate determined by flame atomic absorption spectrometry; resultsthe method is simple, rapid and accurate. the recovery was 98.75%～102.50%, and rsd was 0.1297%～1.2177%.conclusionthe contents of ca, mn, fe in the black nightshade herb are abundant.
目的测定中草药龙葵中fe，cu，zn，mn，ca的含量。方法样品经微波消解，采用火焰原子吸收法测定fe，cu，zn，mn，ca的含量。结果该方法快速、简便、准确，5种金属的回收率为98.75%～102.50%，rsd为0.129 7%～1.217 7%。结论龙葵中ca，mn，fe元素含量较高。
In this article, it has been analyzed that the composition of seed oil, mineral trace elements, metal Vitamin C and amino acids in planting black current, as compared with natural black current.
本文通过对新疆种植黑加仑和天然黑加仑的脂肪油、八种微量元素、十七种氨基酸以及维生素C的含量进行测定比较，得出：天然黑加仑脂肪油含量为 17 9%，种植黑加仑脂肪油含量为 12 9%，其中，天然黑加仑脂肪油中，r 亚麻酸的含量为 19 0 2 %，而种植黑加仑中，其含量为 10 2 0 %。
It goes without saying that Cd and Pb are poisonous to man. The other metal ions such as Ni, Co, Zn and Cu play important roles in the human environment. The excess or lack of them must lead physiological function to be inordinate. It is essential to study the analytical method of trace heavy metal ion in water.
水中镉、铅这些重金属离子的危害是不言而喻的，其他的重金属离子如镍、钴、锌和铜是与人类生存环境密切相关的重金属元素，人体摄入过多或过少都会导致生理机能的紊乱，所以研究水中这些痕量金属离子的分析方法是很有意义的。
This research has planned for 19 sampling points since June, 2006, and used inductively coupled plasma optical emission spectrometer to analyze the content of 48 metal elements in the water and sediment, in order to understand the situation of trace element pollution in the Dian Bao River.
本研究自民国95年6月起规划了19个采样点，使用感应耦合电浆放射光谱仪，分析水体及底泥中48种金属元素含量，以了解典宝溪中微量元素之污染状况。
The authors carried many researches of the feasibility about enriching and separating trace zinc from almost cadmium, and the rate of recoveries of several common metal ions according to this methodo Through repeatedly probed and tried out, at last, a thought as collaborated with traditional methods was established - using diantipyrinylmethane as complex reagent, with ammonium thiocyanate and zinc forming the triple ionic compound in the medium of hydrochloric acid, extracted by trichloromethane, extracted the organic system by ammonium hydroxide in order to gain zinc.
本文主要研究了从镉基体中富集分离微量锌的可行性，以及采用该方法几种常见金属离子的回收率。通过反复的摸索、试验，最终确立了与传统方法相结合的思路—采用二安替比林甲烷作为络合剂和硫氰酸铵、锌在盐酸介质中形成三元离子缔合物，用三氯甲烷作为萃取剂，最后用氨水作为反萃剂将有机相中的锌洗脱出来与镉分离。
Which usually lanolin oil, lanolin except will air a variety of adsorption harmful heavy metal trace elements, adsorption of E. coli may also enter the fetus in vivo, but also a certain degree of permeability.
其中油脂通常采用羊毛脂，羊毛脂除了会吸附空气中各种对人体有害的重金属微量元素，还可能吸附大肠杆菌进入胎儿体内，而且还有一定的渗透性。
A simple and rapid method for the determination of trace amount of tin in pure lead metal by spiccato flow hydride generation atomic fluorescence spectrometry is described.
在试验基础上，研究高纯铅中微量锡的氢化物-原子荧光光谱简便、快速测定方法。
The center has value 130010 thousand yuan large and accurate instrument, the analysis with a well-trained, masterly technology checks a team, be engaged in of all kinds and organic material, crude production, food, health care tasting analyse of divide into equal parts to check; The domain such as ore of of all kinds cliff, metal and inorganic metalloid material, light industrial chemicals and product, soil, water quality, food, medicines and chemical reagents is of all kinds the analysis of the constant in sample and small trace element and relevant composition checks: The nondestructive analysis that wait checks precious metal headgear and gem; The analysis of appearance of corporeal composition, form, small area and exterior composition and condition considers to work.
中心拥有价值1 300万元的大型精密仪器，有一支练习有素、技术精湛的分析测试队伍，从事各类有机物质、天然产物、食品、保健品等分析测试；各类岩矿石、金属及无机非金属材料、轻化工原料及产品、土壤、水质、食品、药品等领域各类样品中常量及微痕量元素及相关成分的分析测试：贵金属首饰及宝石等的无损分析测试；物质结构、形貌、微区及表面成分及状态的分析探究工作。
Can significantly improve nitrogen, phosphorus and potassium utilization of chemical fertilizers, the activation of trace metal elements.
可以明显提高氮、磷、钾化学肥料的利用率及螯合活化微量金属元素的作用。
This process is known as full annealing because it wipes out all trace of previous structure, refines the crystalline structure, and softens the metal.
这过程被称为完全退火，因为它去除了以前组织结构的所有痕迹，细化晶粒并软化金属。