How Luminol Works CAS 521-31-3 Chemiluminescence Reagents

Luminol, chemical name 3-aminophenol-6-sulfonic acid, is a substance with special chemical properties. It has light absorption and produces fluorescence under visible light irradiation. This characteristic makes Luminol a crucial detection tool in many experiments. It is worth mentioning that when Luminol comes into contact with oxygen in the air, its solution changes from blue to bright yellow, making it an effective indicator in many chemical reactions.

1, The Application of Luminol in Criminal Investigation Science

Luminol is a widely used chemiluminescent reagent in crime scene investigations, which contains amino and carboxyl groups in its molecular structure, allowing it to emit blue light under certain conditions. Forensics often use it to detect key evidence such as blood stains and fingerprints. As long as you spray Luminol on objects or walls that may have blood stains, a few seconds later, if there are blood stains present, a clear blue-green fluorescence will appear.

Due to its ability to detect trace amounts of blood, Luminol plays a crucial role in criminal investigation science. In crime scene investigations, investigators will use luminol to spray on areas that may contain blood, and look for potential evidence by observing the phenomenon of luminescence. This method can not only find blood stains that are difficult to detect with the naked eye, but also establish connections between multiple crime scenes, providing important clues for the investigation of cases.

Luminol reagent

2, How Luminol works

The principle of its action is that when luminol binds to hemoglobin in the blood, a series of chemical reactions occur, ultimately producing excited molecules. These excited molecules release light energy when they return to the ground state, forming the blue light we see. This luminous phenomenon can not only be clearly visible in the dark, but can also be detected and analyzed through specific devices.

3, The application of Luminol in other fields

In addition to its application in criminal investigation science, Luminol has also shown great potential in other fields. For example, in biological research, luminol can be used to detect bioactive substances within cells; In environmental monitoring, luminol can be used to detect pollutants in water and soil, providing data support for protecting the ecological environment. In addition, Luminol can also be applied in fields such as fluorescent probes, biological imaging, and optoelectronic devices.

4, How to use Luminol correctly

Although Luminol has many advantages, safety still needs to be taken into consideration when using it. When using Luminol, experimental clothing and goggles should be worn, and the work area should be well ventilated. This is because luminol has a certain irritant effect, and direct contact with the skin or inhalation of its powder may cause harm to the eyes, skin, and respiratory system. In addition, due to the oxidizing nature of the luminol solution, contact with flammable substances should be avoided. When storing Luminol, it is also necessary to ensure that the storage container is well sealed to prevent moisture and oxidation.

chemiluminescence reagent

It is precisely because the use and function of Luminol have gradually become well-known to relevant personnel that merchants who can sell Luminol on the market have mixed fish and fish. When purchasing such products, it is necessary to identify the source manufacturer, so as to provide professional guidance during use and avoid unnecessary waste. Hubei Xindesheng Material Technology Co., Ltd. is a professional manufacturer of chemiluminescent reagents such as Luminol. It was established in 2005 and has a history of 18 years. The Luminol reagents produced are almost white powders, which are highly welcomed by users!