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二氯化锡

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54 2 Have been synthesized by the reaction of di(p-chlorbenzyl)tin dichloride with sodium dithiocarbamate .

利用二二氯化锡和吗啉氨荒酸钠、N, N-二乙基氨荒酸钠反应,合成了二锡双吗啉氨荒酸酯C24H28Cl2N2O2S4Sn Mr = 694。

The weight ratio of catalysis system and ammonium lactate being 0.005-5%, and the magnetism solid acid catalyst and tin dichloride being 20∶1-1∶20; c.

催化体系总的加入量为乳酸铵重量的0.005-5%,磁性固体酸催化剂与二氯化锡的重量比为20∶1-1∶20;c。

The total iron in iron ore was titrated by potassium permanganate standard solution with sodium diphenylamine sulfonate as indicator.

用HNO3-HF处理,硫-磷混酸溶解试样,在盐酸介质中,用二氯化锡-三氯化钛将Fe(上标 3+)还原为Fe(上标 2+),以二苯胺磺酸钠为指示剂,以高锰酸钾标准溶液滴定铁矿石中的全铁量。

After As in WO3 is dissolved with NaOH solution, WO3 is coordinated by citric acid. In HCl medium, As is reduced to lwo valency As by KI and then low valency Asis reduced to gas AsH3 by SnO2 and metal Zn. After that, DDTC-Ag solution is applled as absorbent for colorimetric determinhtion.

用氢氧化钠溶液溶出三氧化钨中的砷之后以柠檬酸配位三氧化钨,在盐酸介质中用碘化钾将砷还原成低价砷,再用二氯化锡和金属锌将低价砷还原成砷化氢气体,以DDTC-Ag溶液吸收进行比色测定。

Using tin bichloride-glycerol mixed solution as reductant,the determination method of phosphorus content for bioceramic base-material-β-calcium phosphate with phosphomolybdate blue spectrophotometry has been established.

二氯化锡-甘油混合液作还原剂,建立了用磷钼蓝分光光度法测定生物陶瓷基材β-磷酸钙中磷含量的方法,确定了最佳测定条件。

Methods n-Cetyl-l-thio-β-D-galactoside was synthesized by a series of reaction from galactose and incorporated into Small Unilamellar Vesicles which was prepared by sonication at the ratio for L-α-PC∶Chol∶L-α-PE as 7∶2∶1, with or without 10 mol%Cetyl-gal.

半乳糖经乙酰化、溴化、缩合、亲核取代反应制备半乳糖新糖脂质并与其他脂质制备脂质体,在二氯化锡还原作用下用99mTc标记脂质体,进行动物体内靶肝实验,用γ计数器检测各脏器放射性,计算摄取率。

I plant perennial supply of chemical plating material: nickel sulphate, chloride nickel, nickel nitrate, ammonium chloride, sodium hypophosphite, sodium citrate, ammonium citrate, potassium citrate, chromium oxide, red Lead oxide, palladium chloride, SnCl2, crystal tin tetrachloride, the resistance of fuse, lithium fluoride, sulfuric acid cadmium, Na2HPO4, bismuth chloride, bismuth oxide, oxide Thallium sulfate Cobalt, cobalt nitrate, cobalt chloride, barium hydroxide, calcium hydroxide, fine chemical products.

我厂常年供应化学镀材料:硫酸镍、氯化镍、硝酸镍、氯化铵、次亚磷酸钠、柠檬酸三钠、柠檬酸三铵、柠檬酸钾、三氧化铬、红色氧化铅、氯化钯、氯化亚锡、结晶四氯化锡、电阻熔断剂、氟化锂、硫酸镉、磷酸氢二钠、氯化铋、三氧化二铋、三氧化二铊、硫酸钴、硝酸钴、氯化钴、氢氧化钡、氢氧化钙等精细化工产品。

A suitable reducing agent of the mixture of gibberellin, glucose and tin dichloride was used as a new color reagent for the determination of silicon content in water by silicomolybdic blue method.

采用赤霉素-葡萄糖-二氯化锡混合液作为钼蓝法中的新还原剂。

In the medium of HNO3 of 0.2 mol/L, the mixture of gibberellin, glucose and tin dichloride reacts with hete-ropoly acid of silicon to form heteropoly blue with λ max=801 nm .

在 0.2 mol/L HNO3介质中,赤霉素-葡萄糖-二氯化锡混合物与硅杂多酸反应生成杂多蓝。

Fungicide DDSCwas synthesized from tin powder,benzyl chloride and N,N-dimethyldodecylamine via two steps reaction.

以锡、氯化苄和二甲基十二烷基叔胺为原料,经过两步反应,合成了新型杀生剂二苄基二氯化锡

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这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

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