A term used in contrast to inorganic reagents. It refers to organic compounds that undergo a direct chemical reaction with the target substance to be detected or quantified. They are used particularly as precipitants in inorganic gravimetric analysis, color reagents in colorimetry and detection reactions, titrants in volumetric analysis, various indicators, masking agents, various extractants, developers in chromatography, ion exchange resins, etc. Source: Encyclopaedia Britannica Concise Encyclopedia About Encyclopaedia Britannica Concise Encyclopedia Information |
無機試薬に対する語。検出もしくは定量しようとする目的物質と直接化学反応を起すような有機化合物をいう。無機重量分析における沈殿剤,比色や検出反応における呈色試薬,容量分析における滴定剤,各種の指示薬,マスキング剤,各種抽出剤,クロマトグラフィーにおける展開剤,イオン交換樹脂などに特に使用される。
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