Direct Red 23
Direct Red 23 (CAS: 3441-14-3) is a synthetic organic compound with the molecular formula C35H25N7Na2O10S2 and a molecular weight of 813.72 g/mol. This azo dye, identified by Colour Index Number 29160, exhibits absorption at λmax 507 nm. It is primarily utilised as a histological stain in biological and medical research, aiding in the visualisation of cellular structures.
Histological Staining
Direct Red 23 is employed as a dye in histology for staining tissue sections. Its ability to bind to cellular components aids in microscopic examination and identification of tissue morphology.
Cell Biology Research
In cell biology, Direct Red 23 can be used for visualisation purposes. It helps in differentiating various cellular components, supporting research into cellular structure and function.
Hematology Applications
This stain is also applicable in hematology, assisting in the staining of blood cells and related tissues. It contributes to the diagnostic analysis of blood samples.
| Molecular weight | 813.72 |
|---|---|
| Empirical formula | C35H25N7Na2O10S2 |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 2 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Colour Index Number | 29160 |
|---|---|
| Absorption | λmax 507 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 Direct Red 23 used for?
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Direct Red 23 is used as a stain in histology, cell biology, and hematology for visualising cellular structures and tissue morphology.
What is the CAS number and formula for Direct Red 23?
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The CAS number for Direct Red 23 is 3441-14-3, and its molecular formula is C35H25N7Na2O10S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Direct Red 23 as a research-grade chemical. The specific purity or assay is available on the Certificate of Analysis. We do not represent this product as USP, BP, or EP grade.
What are the safety considerations when handling Direct Red 23?
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Direct Red 23 is classified under WGK Germany 2. Handling requires appropriate personal protective equipment, including eyeshields, gloves, and a P1 (EN143) or N95 (US) respirator filter to prevent exposure.
How is Direct Red 23 shipped and exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals and reagents, adhering to all relevant shipping and export regulations for chemical products.
How can I request a quote or sample for Direct Red 23?
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To request a quote or a sample of Direct Red 23, please contact our sales team through the provided channels on the Tech Serve Solutions website.
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