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buffer solution

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缓冲溶液


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英文: Abstract: The method of using formaldehyde buffer solution a b sorption-hydrochloric pararosaniline spectrophotometry to determine sulfur diox ide in air has higher sensitivity and good selectivity,and prevents from adoptin g mercurial absorbent.But the c

中文: 文摘:以甲醛缓冲溶液吸收-盐酸副玫瑰苯胺分光光度法测定空气中的二氧化硫,方法灵敏度高,选择性好,避免了使用含汞的吸收液,但如果实验条件控制不好,试剂空白值及标准曲线的斜率就会不符合《空气和废气监测分析方法》中规定的值,本文着重从操作技巧方面对二气化硫测定的实验室质量控制进行分析,仅供参考。        更详细...
英文: Remarkably, the resulting computer that our team announced in 2001 was autonomous: once the input, software and hardware molecules were placed in an appropriate buffer solution in a test tube, computation commenced and proceeded iteratively to completion

中文: 值得一提的是,我们团队在2001年发表的电脑成品是全自动的,只要在试管内适当的缓冲溶液中加入输入、软体和硬体分子,计算就会自动开始,反覆进行,一直到完成为止,完全不需要人为介入。        更详细...
英文: Being fixed with 80% alcohol,palpal organ,Maxilla and legs in spidors are washed with phosphate buffer solution redistilled Water. Having boon dehydrated in alcohol,they are replaced with iso—amyla- cotate dried around the critical points.

中文: 作者将经80%酒精固定的蜘蜘触肢、颚叶和步足经磷酸缓冲液及双蒸水多次冲洗,各级酒精脱水后,再经过醋酸异戊酯置换酒精,最后进行临界点干燥及喷金即可观察。        更详细...
英文: The color reaction between iron(Ⅲ) and p-diethylamine phenylfluorone(p-DEMPF) was studied. In a NHCl-NH ·HO buffer solution with pH 9.00 and in the presence of tetradecyl pyridine bromide(TPB),iron(Ⅲ) reacts on p-DEMPF to form a bluish violet complex.

中文: 在pH 9.00的NHCl-NH .HO缓冲体系中,铁(Ⅲ)与对二乙氨基苯基荧光酮(p-DMEPF),溴代十四烷基吡啶(TPB)反应生成三元蓝紫色配合物,其吸光度值与铁(Ⅲ)的浓度成正比,据此建立了测定微量铁的分光光度新方法。        更详细...
英文: The colour reaction system of a bluish violet conplex formed by Pd(Ⅱ) cations and ,-Br -PADAP in a hydrochloric-acid hexamethylenetetramine buffer solution with pH .,and under the condition with C H OH has been studied.

中文: 研究了在 pH =.的(CH ) H-HCl缓冲溶液中 ,有乙醇存在的情况下 ,Pd(Ⅱ )离子与 ,-Br -PADAP形成兰紫色配合物的显色体系。        更详细...
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