AMI5 (Eosin Y Disodium) is a soluble acidic red dye molecule. It is commonly used as a photoredox catalyst in organic synthesis.

TMB (BM blue) is a chromogenic substrate used in staining procedures in immunohistochemistry and as a visualizing reagent in ELISA.

Solvent Blue 35 (Sudan Blue II) is a dye utilized for coloring hydrocarbon-based and alcoholic solvents, as well as staining triglycerides in animal tissues.

TMB dihydrochloride (Sure Blue TMB dihydrochloride) is an enzyme-linked immunosorbent assays (ELISA) and an excellent colorimetric substrate for the detection of horseradish peroxidase (HRP)-labeled probes used in staining procedures immunohistochemistry.

Thionin acetate (Thionine acetate) is a widely used metachromatic cationic dye in histological staining.

Eosin B (Acid Red 91) serves as a versatile dye utilized across various domains. Commonly employed in biological experiments, it aids in observing and analyzing cell structures, tracking biomolecules, evaluating cell functions, distinguishing cell types, detecting biomolecules, investigating tissue pathology, and monitoring microorganisms. Its utility extends beyond basic scientific research to include clinical diagnostics and a broad spectrum of applications. Additionally, Eosin B is employed in traditional sectors like textile dyeing and emerging areas such as functional textile processing, food pigments, and dye-sensitized solar cells.

Methyl violet dye is a versatile dye utilized in a variety of applications. It serves as an essential tool in biological experiments, aiding researchers in observing and analyzing cell structures, tracking and detecting biomolecules, evaluating cell functions, distinguishing cell types, studying tissue pathology, and monitoring microorganisms. Its uses extend from fundamental scientific research to a broad spectrum of clinical diagnostics. Additionally, dyes are extensively employed in traditional sectors like textile dyeing and are increasingly significant in emerging areas such as functional textile processing, food pigments, and dye-sensitized solar cells.

Nile Blue A (Nile blue sulfate) is employed for differentiating melanins and lipofuscins, staining fats, and preparing amperometric glucose sensors.

Fast Red TR (napadisylate) serves as a versatile dye extensively utilized across various domains. This compound is a key tool in biological experiments, facilitating observation and analysis of cell structures, tracking and detection of biomolecules, evaluation of cell functions, differentiation of cell types, study of tissue pathology, and monitoring of microorganisms. Its applications extend beyond basic scientific research into clinical diagnostics, traditional textile dyeing, functional textile processing, food pigments, and dye-sensitized solar cells, making it indispensable in both traditional and emerging fields.

7-Amino-4-methylcoumarin hydrogensulfate (Coumarin 120 hydrogensulfate; AMC hydrogensulfate) serves as a versatile dye extensively utilized across various domains. This compound plays a crucial role in biological experiments, aiding in the observation and analysis of cell structures, tracking of biomolecules, evaluation of cell functions, differentiation of cell types, detection of biomolecules, examination of tissue pathology, and monitoring of microorganisms. Its applications extend beyond basic scientific research, encompassing both traditional uses in textile dyeing and contemporary usages in functional textile processing, food pigments, and dye-sensitized solar cells.

Bathophenanthroline disulfonic acid sodium, a versatile dye, plays a crucial role across various domains, from basic scientific research to clinical diagnostics. This compound aids in observing and analyzing cell structures, tracking biomolecules, evaluating cellular functions, differentiating cell types, detecting biomolecules, examining tissue pathology, and monitoring microorganisms. Its usage extends beyond the confines of biological experiments into traditional arenas such as textile dyeing, as well as emerging areas like functional textile processing, food pigments, and dye-sensitized solar cells.

Leishman's stain is a vital dye for staining peripheral blood and bone marrow smears, which appear pale bluish-grey to deep blue when viewed under an oil-immersion lens [1].

5-Bromomethyl-fluorescein is a versatile dye utilized in various biological experiments. Dyes are crucial for observing cell structures, tracking biomolecules, evaluating cellular functions, distinguishing cell types, detecting biomolecules, studying tissue pathology, and monitoring microorganisms. Their applications extend from fundamental research to clinical diagnostics. Additionally, dyes are employed in traditional areas like textile dyeing and in new areas such as functional textile processing, food pigments, and dye-sensitized solar cells.

Azure B eosinate is a versatile dye used extensively in biological experiments to assist researchers in observing cell structures, tracking biomolecules, evaluating cell functions, distinguishing cell types, detecting biomolecules, studying tissue pathology, and monitoring microorganisms. Its applications span basic scientific research to clinical diagnostics. In addition to these scientific uses, dyes are crucial in traditional areas like textile dyeing, as well as in emerging fields such as functional textile processing, food pigments, and dye-sensitized solar cells.

Celestine Blue is an electroactive indicator in DNA biosensors, strongly adsorbed on spinel phases and CNT (carbon nanotubes), facilitating dispersion, acting as a capping agent, and enabling the fabrication of spinel-decorated CNT. It is an efficient charge transfer mediator, significantly improving capacitive behavior. TiO2 nanoparticles doped with Celestine Blue can be used as a label in a sandwich immunoassay for the hepatitis C virus (HCV) core antigen [1] [2] [3].

4,4'-((4-Iminocyclohexa-2,5-dien-1-ylidene)methylene)dianiline hydrochloride is a useful organic compound for research related to life sciences. The catalog number is T64740 and the CAS number is 569-61-9.

Chrysoidine G (free base) (Solvent Orange 3; Chrysoidine Y base) serves as a versatile dye utilized across various domains. Primarily, dyes are essential in biological experiments for observing and analyzing cell structures, tracking biomolecules, evaluating cell functions, distinguishing cell types, detecting biomolecules, investigating tissue pathology, and monitoring microorganisms. Beyond basic scientific research and clinical diagnostics, dyes like Chrysoidine G find applications in traditional industries such as textile dyeing and emerging sectors including functional textile processing, food pigments, and dye-sensitized solar cells.

Victoria Blue R (Basic Blue 11) serves as a versatile dye with applications spanning from scientific research to various industrial uses. As essential tools in biological experiments, dyes enable the observation and analysis of cell structures, tracking of biomolecules, evaluation of cell functions, differentiation of cell types, detection of biomolecules, examination of tissue pathology, and monitoring of microorganisms. Their utilization extends beyond basic research into clinical diagnostics, textile dyeing, functional textile processing, food pigments, and dye-sensitized solar cells. Dyes are integral both in traditional sectors and in innovative technological applications.

BCIP (dipotassium) is a versatile dye utilized in biological experiments to observe and analyze cell structures, track biomolecules, evaluate cell functions, distinguish cell types, detect biomolecules, study tissue pathology, and monitor microorganisms. Its applications extend from fundamental scientific research to a broad spectrum of clinical diagnostics, as well as traditional fields like textile dyeing and emerging areas such as functional textile processing, food pigments, and dye-sensitized solar cells.

Azophloxine, also known as Acid Red 1 (AR1), is a synthetic red azo dye.

Nitro Blue Diformazan serves as a multifunctional dye, invaluable in biological experiments for observing cell structures, tracking biomolecules, evaluating cell functions, distinguishing cell types, detecting biomolecules, studying tissue pathology, and monitoring microorganisms. Its applications span from fundamental scientific research to clinical diagnostics. Additionally, dyes play a crucial role in traditional areas like textile dyeing and are increasingly used in emerging fields such as functional textile processing, food pigments, and dye-sensitized solar cells.