碘化钾
- 名potassium iodide;iodide of potassium
-
在聚乙烯醇存在下的酸性介质中,镉(Ⅱ)分别与碘化钾、罗丹明B形成水溶性的三元离子缔合物,据此提出了测定镉的高灵敏度的分光光度法。
In acid medium with polyvinyl alcohol in existence , cadmium (ⅱ) can form water-soluble ternary ionic association with potassium iodide and Rhodamine B respectively . According to this the paper proposes the high sensitivity spectrophotometry to determine cadmium .
-
结论常规抽提DNA以碘化钾法最为适用,一月内4°C放置全血标本对人类基因组DNA抽提结果无明显影响。
Conclusion The potassium iodide technique is the most suitable method in routine extraction of DNA , there isn 't any influence to the extraction results of human genome DNA when the whole blood sample is stored in 4 ° C environment in a month .
-
以罗丹明B和碘化钾分光光度法测定铋和镉
Spectrophotometric Determination of Bismuth and Cadmium as Ion-association Complex with Potassium Iodide and Rhodamine B
-
碲(Ⅳ)-碘化钾-罗丹明B体系荧光猝灭反应测定痕量碲
Fluorescence Quenching Reaction of Tellurium (ⅳ) - Iodide-Rhodamine B System for Determination of Trace Tellurium
-
铅(Ⅱ)一碘化钾一罗丹明B分光光度法测定微量铅含量
Determination of Trace Lead Content by Using Rhodamine B Spectrophotometry with Lead (ⅱ) - Potassium Iodide
-
硝酸钠-碘化钾-罗丹明B体系浮选分离汞Ⅱ的研究
Study on the floatation separation of mercury ⅱ with the system of sodium nitrate-potassium iodide-rhodamine B
-
方法用碘化钾直接从外周血中提取基因组DNA。
Methods Genomic DNA was directly extracted from peripheral blood with the use of KI .
-
超高灵敏显色反应测定痕量锑锑(Ⅲ)罗丹明B碘化钾体系
Determining Trace Antimony by Extra Sensitive Colour Reaction ── Antimony (ⅲ)─ Rhodamine B ─ Potassium Iodide System
-
乙醇-硫酸铵-碘化钾体系萃取分离Bi(Ⅲ)的新方法
Extraction separation of bismuth with ethanol-ammonium sulfate - potassium iodide system
-
方法用硅胶碘化钾(SilicaKI)吸附法直接从外周血提取基因组DNA。
Methods Genomic DNA was directly isolated from whole blood using Silica KI method .
-
基于六价铬与碘化钾反应生成了单质碘,碘可以使罗丹明B发生荧光猝灭,从而间接测定六价铬的含量。
The method is based on fluorescence quenching of Rhodamine B by reaction of Cr ( VI ) with potassium iodide giving iodine ( I2 ) .
-
结果:分别用碘酸钾法和硝酸银法测定碘化钾含量,将测得结果作f检验,t
Results : Use the silver nitrate method and measuring the iodine , then make the examination of t , t
-
碘化钾类稳定剂在化学镀Ni-P工艺中的应用
Application of KI Stabilizer in Electroless Ni-P Alloy Plating Process
-
最终选择UPS、碘化钾和硫酸铜作为优选稳定剂组合。
UPS , kalium iodide and bluestone were chosen as the selected stabilizer combination at last .
-
淀粉-碘化钾显色反应检测到了转基因植株产生的过氧化氢,证实GO基因已经在烟草中发挥功能。
The H2O2 generated by the transgenic plants was detected by color reaction with starch-KI and this proved that the glucose oxidase generated by the expression of Go gene had its function in tobacco .
-
微量锑的分光光度法测定&氢化物分离,锑-碘化钾-水杨基萤光酮-乳化剂OP体系
Spectrophotometric Determination of Micro Antimony with the System Antimony-Potassium Iodide-Salicyl Fluorone-Emulsifying Agent after Hydride Separation
-
用简易荧光计研究了在磷酸介质中铬(Ⅵ)碘化钾罗丹明B体系的共振散射光谱,考查了它们的光谱特征、影响因素和适宜的反应条件;
The spectrum of Cr (ⅵ) - KI-Rhodamine B system in phosphoric acid medium and its characteristics as well as the affecting factors and the optimal reaction conditions are investigated by fluorophotometer .
-
研究了硫酸铵碘化钾乙基紫体系浮选Pb(Ⅱ)的性能及Pb(Ⅱ)与常见离子的分离。
The Pb (ⅱ) ions have been separated by a flotation system consisted of ammonium sulfate , potassium iodide and ethyl vielot ( EV ) .
-
本文研究了碘化钾(KI)对极大螺旋藻(Spirulinamaxima)生长的影响以及碘在细胞中的富集作用。
Effect of KI on growth of Spirulina maxima and its accumulation in cells were stu - died in this article .
-
加入催化剂碘化钾(KI)使反应时间缩短为3.5h。
KI can be used as catalyst to reduce reaction time to 3.5 hour .
-
建立了在Cd(Ⅱ)-碘化钾-乙基紫高灵敏度显色体系下,采用流动注射分析技术测定海水中痕量镉的新方法,并确定了该方法的最佳条件。
A updated method with high sensitivity system of Cd (ⅱ) - potassium iodide-ethyl violet was established which can determine trace cadmium in seawater by flow injection analysis . And the optimum condition was got .
-
呀,KS灰色使得产品看起来很高档,我想保持碘化钾系列。
Yeah , the KS grey color makes the product look very high-end , I 'd like to keep it for KI series .
-
借助甲基β环糊精依次与氢碘酸、溴及碘化钾的定量化学反应关系,设计了测定甲基β环糊精平均取代度n值的一种化学滴定法,并根据滴定原理探讨了计算n值的方程式。
A chemical titration method for the determination of the average substitution degree of methylated β - cyclodextrin was presented . The method was based on the quantitative reaction of methylated β - cyclodextrin with hydroiodic acid , bromine , and potassium iodide in turn .
-
将Wistar大鼠随机分为低碘组(LI),正常组(NI),碘化钾治疗组(KI),碘酸钾治疗组(KIO3);
Wistar rats were randomly divided into low iodine group ( LI ), normal group ( NI ), potassium iodide treatment group ( KI ), and potassium iodate treatment group ( KIO3 ) .
-
不同倍性间植株气孔大小和形态以及保卫细胞叶绿体数存在差异,采用FDA荧光染色和碘-碘化钾染色法可清楚地观察到不同倍性间的差别。
The differences existed in stomatal size and morphologies , and guard cell chloroplasts in different ploidy level . The methods of FDA and I-KI staining could be used to observe the differences clearly .
-
结果表明:碘-碘化钾法、TTC法及改进TTC法、无机酸法和荧光染色法都不适合菊属植物花粉生活力的检测;
The results showed that the methods of iodine-iodide kalium , TTC or modified TTC , FDA , mineral acid were not able to detect the pollen viability of chrysanthemum .
-
用简易荧光计研究了在微酸性介质中铜-碘化钾-十六烷基三甲基溴化铵(CTAB)体系的共振散射光谱,考查了它的光谱特征,影响因素和适宜的反应条件。
The resonance light scattering spectrum of Cu-KI-CTAB system in subacidity medium was studied with a simple fluorophotometer . The spectral characteristics , the influential factors and the optimum reaction conditions were investigated .
-
研究中发现,掺氢氧根碘化钾多晶中OH-离子很不稳定,在室温及避光条件下逐渐转化成U和O2&Va+色心。
In the research it was found that the OH - ions were not stable in potassium iodide hosts and were converted gradually into U and O2 & Va + color centers during the polycrystal storage in the dark at room temperature .
-
方法采用将碘化钾溶于WrightGiemsa染色液中的新配方,使试剂更稳定、保存时间长,并简化了操作、缩短了染色时间。
Method Dissolving KI in Wright-Giemsa solution , the new preseription made the reagent more stable , the preserving time of the sample longer , the staining procedure simpler and the staining time shorter .
-
在由淀粉试液和适量硫酸组成的混合介质中,碘酸钾与碘化钾反应.使溶液颜色变蓝,然后在570nm处测定其吸光度。
In the mixed medium composed of starch test solution and the adequate sulphuric acid , potassium iodate reacted with potassium iodide test solution , and the colour of this solution became blue . The absorbance was determined at 570 nm .