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[Chemical Knowledge]：Detection Methods and Analysis Techniques of BHT

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BHT detection method

With the continuous development of science and technology, people's requirements for food safety and quality are getting higher and higher, and the detection of BHT (butyl hydroxyphenyl methyl ether) has become an important topic. As a common food preservative, BHT is widely used in food processing, but excessive intake may affect human health. Therefore, it is particularly important to develop an efficient and accurate BHT detection method.

At present, the common BHT detection methods mainly include chromatography, spectroscopy and electrochemical methods. Among them, chromatography is a widely used analysis method, including gas chromatography (GC) and liquid chromatography (HPLC). Through GC-MS hyphenated technology, the qualitative and quantitative analysis of BHT in food samples can be carried out, which has the advantages of high detection sensitivity and good separation effect. The HPLC-UV rule is to use UV-Vis spectroscopy to quantitatively analyze the BHT content in the sample by detecting the absorbance of BHT at a specific wavelength.

In addition to chromatography, spectroscopy is also widely used in the detection of BHT. Infrared spectroscopy (IR) and ultraviolet-visible spectroscopy (UV-Vis) are common spectroscopic techniques that can be used to detect BHT by measuring the absorption of samples at different wavelengths.

As a rapid and sensitive analytical method, electrochemical method is also used for the detection of BHT. Common electrochemical detection methods include cyclic voltammetry (CV) and regular pulse voltammetry (DPV), which can determine the content of BHT by measuring the current response of the sample on the electrode.

Different BHT detection methods have their own characteristics, and the appropriate method can be selected for detection and analysis according to actual needs. The continuous improvement and optimization of these methods will provide strong support for food safety supervision and protect the health of the people.

BHT Analytical Techniques

The analysis technology of BHT is not only limited to the selection of detection methods, but also involves the study of its specific application and technical principles in different application fields.

As an effective food preservative, BHT has a wide range of applications in the food industry. By adding BHT in food processing, it can effectively extend the shelf life of food, prevent food deterioration due to oxidation, so as to ensure the quality and safety of food. Therefore, the study of the addition and stability of BHT in different foods has become one of the important topics in the field of food science.

As an antioxidant, BHT also has important applications in cosmetics and medicine. In cosmetics, BHT can effectively inhibit oil oxidation and color change in products and prolong their service life; in the field of medicine, BHT can be used to prepare stabilizers for various drugs to ensure the quality and effectiveness of drugs. Therefore, the study of the addition and stability of BHT in cosmetics and pharmaceutical products is also one of the current research hotspots.

With the improvement of people's awareness of environmental protection, the distribution and impact of BHT in the environment has also attracted widespread attention. Studies have shown that the residues of BHT in water and soil will have a certain impact on the ecosystem, so it is of great significance to study its migration and degradation in the environment.

As an important chemical, BHT is widely used in many fields, such as food, cosmetics, medicine and environment. Through the research of its detection methods and analysis techniques, we can better understand its application characteristics and technical principles in different fields, and provide better protection for the development of related industries and people's lives.

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