Acid Blue 113
Acid Blue 113 (CAS: 3351-05-1) is a synthetic organic compound with the molecular formula C32H21N5Na2O6S2 and a molecular weight of 681.65 g/mol. It functions as a vital stain and dye, commonly employed in laboratory settings for biological and histological applications. Its distinct spectral properties, with an absorption maximum (λmax) at 566 nm, make it valuable for various staining procedures in cell biology and hematology.

Histological Staining
Acid Blue 113 is utilized as a stain in histology for the differential coloration of tissue samples. It aids in visualizing cellular structures and extracellular components, facilitating microscopic examination and diagnosis.
Cell Biology Research
In cell biology, this dye serves as a valuable tool for staining cells and cellular components. Its spectral characteristics allow for specific visualization and analysis within research contexts.
Hematology Applications
Acid Blue 113 finds application in hematology for the staining of blood cells and tissues. This aids in the identification and characterization of different blood cell types and pathological conditions.
| Molecular weight | 681.65 |
|---|---|
| Empirical formula | C32H21N5Na2O6S2 |
| Colour Index Number | 26360 |
|---|---|
| Absorption | λmax 566 nm |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Acid Blue 113 used for?
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Acid Blue 113 is primarily used as a stain in histology, cell biology, and hematology for visualizing cellular and tissue structures.
What are the CAS number and chemical formula for Acid Blue 113?
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The CAS number for Acid Blue 113 is 3351-05-1, and its empirical formula is C32H21N5Na2O6S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Acid Blue 113 as a technical or research grade. We do not represent it as USP, BP, or EP grade.
How should Acid Blue 113 be handled safely?
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Acid Blue 113 is classified under WGK Germany 2, indicating it is hazardous to water. Handle with appropriate personal protective equipment and avoid release into the environment.
Can Acid Blue 113 be exported?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Acid Blue 113.
How can I request a sample or quote for Acid Blue 113?
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To request a sample or a quote for Acid Blue 113, please contact our sales team through the provided contact channels on our website.
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