查询词典 arsenic acid

A new method of determining total arsenic and mercury in 10% hydrochloric acid solution using the dual channel atomic fluorescence spectrometry was set up for soil samples digested in aqua regia.

建立了用王水消解样品，在10%盐酸溶液中用双道原子荧光光度计同时测定土壤中As、Hg的新方法。

With the use of an additive and treatment of technical phosphorus by dilute nitric acid, the arsenic content in the phosphorus can be reduced from 19010-6 to 3.010-6, thus 95% of arsenic is removed.

通过使用添加剂，用稀硝酸溶液处理工业黄磷，可使黄磷中砷含量由190×10－6降至3.0×10－6，脱砷率达95％。

Objective: To study synergistic effect with Ascorbic acid on arsenic trioxide inducing human Hepatocarcinoma cell apoptosis, and provide theoretical basis for promoting human Hepatocarcinoma cell apoptosis induced by arsenic trioxide.

目的：探讨抗干血酸对三氧化二砷诱导人肝癌细胞凋亡的协同效应，为改善三氧化二砷临床治疗人肝癌细胞提供理论基础。

Results Under normal production conditions, concentration of sulfuric acid, hydrochloric acid, arsenic hydrogen and sodium hydroxide which could cause occupational hazardous accidents met the occupational exposure limits.

结果 在正常的生产条件下引起职业病危害事故的硫酸、盐酸、砷化氢和氢氧化钠的浓度符合职业接触限值。

Pathological studies also showed more tissue damage in the group with Fluorescence humic acid and arsenic injection than the group with Fluorescence humic acid injection only.

病理切片研究也发现注射萤光腐植酸加砷的一组，组织伤害远比只注射萤光腐植酸的一组严重，这也似乎表示萤光腐植酸的确有致病能力，而砷对萤光腐植酸的毒性则有加强作用。

With Fluorescence humic acid and arsenic injection, 4 out of 7 animals developed symptoms; with Fluorescence humic acid injection alone, 2 out of 7 animals developed symptoms, but all symptoms disappeared in 4-12 days even injections were continued. It seems, animals have the ability to recovery by themself.

在注射萤光腐植酸加砷的一组，七只小白鼠中有四只产生症状，在只注射萤光腐植酸的一组，七只小白鼠中有两只产生症状，但是虽未停止投药，症状却在4-12天内完全消失，似乎小白鼠体内自有修复伤害的能力。

A comprehensive method for simultaneously detecting species of arsenic and selenium including arsenite As(III, monomethylarsonic acid, dimethylarsinic acid, arsenate As(V, selenocystine, selenomethionine and selenate Se(IV was developed with high performance liquid chromatography-hydride generation-double channel atomic fluorescence spectrometry (HPLC-HG-AFS).

建立了一种利用高效液相色谱-双通道原子荧光检测联用同时进行砷和硒形态分析的方法。

Potassium, natrium determines it is good that use ion chooses electrode indirect method it is better also with indirect method to determine at calcium of direct way;, it is next occasionally phosphor of; of law of azotic arsenic Ⅲ determines use phosphor molybdic acid is ultraviolet law outcome is better it is better with result of law of personal candy kinase that; blood sugar determines; urea determines use Niao enzymatic ultraviolet anhydride of better; flesh uses rate law result enzymatic law outcome is better; albumin determines, it is vanadium acid next alkalescent phosphoric acid of oxidation law; is enzymatic determine outcome of fluid of use AMP amortize is better; amylase determines law of thing of enzymatic standard background and iodic colorimetric law coefficient of variation all bigger, former a bit small, latter of percent of pass is tallish, each lab can try to choose according to his condition.

结论钾、钠测定使用离子选择电极间接法好于直接法；钙测定用间接法也较好，其次是偶氮砷Ⅲ法；磷测定使用磷钼酸紫外法结果较好；血糖测定用己糖激酶法结果较好；尿素测定用脲酶紫外速率法结果较好；肌酐用酶法结果较好；白蛋白测定用溴甲酚绿法较好；胆红素测定用酶法结果好，其次是钒酸氧化法；碱性磷酸酶测定使用AMP缓冲液结果较好；淀粉酶测定酶法底物法和碘比色法变异系数均较大，前者稍小，合格率后者稍高，各实验室可根据自己的条件加以选用。

Methods Male New Zealand white rabbits were exposed to pentavalent arsenate and trivalent arsenite 5 mg/L for 18 weeks, respectively. Levels of thioredoxin, protein and non-protein sulfhydryl and the activity of thioredoxin reductase and glutathione reductase in liver, and the levels of inorganic arsenic, monomethylarsonic acid and dimethylarsinic acid in blood, urine, and hair were measured after that.

家兔以自由饮水方式慢性暴露于无机3价砷及5价砷，18周后，测定肝脏组织中蛋白巯基、非蛋白巯基、硫氧还蛋白水平，以及硫氧还蛋白还原酶、谷胱甘肽还原酶活性，同时检测血、尿及毛发中无机砷及其代谢产物甲基砷和二甲基砷。

An evaluation on adsorption removal of chromium, arsenic, and copper from wood preservative CCA by hydrous ferric oxides, associated with effects of humic acid, was studied in this paper. Results showed that removal percentage of single chromium and arsenic by HFO increased with pH of solutions, while that of single copper by HFO decreased.

以木材防腐剂CCA中的重金属离子铬、砷、铜为研究对象，讨论了3种重金属离子在水合铁氧化物上的相互作用机理，评价了该铁氧化物对3种重金属离子的吸附去除效果，并探讨了腐殖酸对铁氧化物去除3种重金属离子的影响。

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。