In analytical chemistry, a reagent is a compound or mixture used to detect the presence or absence of another substance, e.g. by a color change, or to measure the concentration of a …

Reagents are "substances or compounds that are added to a system in order to bring about a chemical reaction or are added to see if a reaction occurs." [1] Some reagents are just a single …

2019年12月7日 · A reagent is a compound or mixture added to a system to cause a chemical reaction or test if a reaction occurs. A reagent may be used to find out whether or not a …

有机分析试剂 (Organic reagents for inorganic analysis)是在 无机物 分析中供元素的 测定 、分离、富集用的 沉淀剂 、萃取剂、 螯合剂 以及指示剂等专用的有机化合物，而不是指一般的 溶剂 …

2020年9月3日 · In analytical chemistry, reagents are often indicators that change color to confirm the presence or absence of another chemical. Examples of named reagents include Grignard …

What is a Reagent? A reagent is a compound or mixture added to a system to start or test a chemical reaction. A reagent can be used to determine the presence or absence of a specific …

2024年9月24日 · 化学试剂是用于化学反应和实验中的物质，广泛应用于实验室、工业和研究等领域。 根据用途，化学试剂可以分为以下几类： 酸和碱：如盐酸（HCl）、硫酸（H₂SO₄）、氢 …

2024年12月20日 · An invaluable resource for chemists in a variety of environments, Small-Scale Synthesis of Laboratory Reagents with Reaction Modeling presents efficient, sensible, and …

2023年12月22日 · There are a variety of reagents, such as oxidizing agents, reducing agents, acids, bases, complexing agents, catalysts, and others, each used for specific tasks and …

Reagents, not unlike solvents in the previous chapter, are the chemical materials or reactants used in a chemical conversion to product. When we think of a “reagent”, we tend to think of …