Determination of sulfur content in ethanol gasoline for motor vehicles by microcoulometer method;
微库仑法分析车用乙醇汽油中硫含量
Determination of Trace Sulfur in Nickel-copper Alloy by Infrared Absorption Method;
红外吸收法测定镍铜合金中的微量硫
Determination of Carbon and Sulfur in Al-Mn-Ti Alloy by IR Absorption Method with Calibration of Different Reference Materials;
异标校正红外吸收法测定铝锰钛合金中碳、硫
Determination of sulphur in limestone by high frequency infrared absorption method;
高频红外吸收法测定石灰石中的硫
The Cause and Disposal of Sulphur Poisoning in Trans-catalyst;
转化催化剂硫中毒的原因和处理
Analysis of S and Pb concentrations in leaves of main green trees alongside expressways in Shandong province;
山东省高速公路主要绿化树木叶片硫、铅含量分析
Determination of Ca Mg and S in Compound Fertilizer by ICP-OES;
ICP-OES测定复混肥料中钙、镁和硫
Analytical Method of As、P and S in the Waste Gases and Water Emitted from Semiconductor Process;
半导体生产排放的废气和废水中砷、磷、硫的分析方法研究
Indirect Determination of Trace Sulfide in Water by Catalytic Kinetic Spectrophotometry;
催化动力学光度法间接测定水中痕量硫离子
Methods:Sulfide was indirectly determined by catalytic kinetic spectrophotometric method which was based on the inhibition effect of sulfide on the cupper catalyzed oxidation of acridine yellow by hydrogen peroxide in NH_3·H_2O-NH_4Cl buffer medium at pH 10.
目的:建立间接测定痕量硫离子的催化动力学光度分析的新方法。
A new extraction-catalytic kinetic spectrophotometric method for the indirect determination of trace sulfide was studied.
5的HAc NaAc缓冲溶液介质中 ,利用不同硫离子对Fe 催化H2 O2 氧化邻氨基酚显色反应的作用不同 ,用萃取平衡控制反应时间和水相中邻氨基酚的浓度及反应程度 ,通过测量 4 2 4nm下有机相的吸光度 ,建立了萃取催化光度法间接测定水中痕量硫离子的新方法。
3%, Themethod has been applied to the determination of sulfide in mock oilfield water with satisfactory re-sults.
本文发现，在碱性介质中，硫（Ⅱ）能增大过氧化氢和碘化物之间的反应速度。