Cresyl Violet acetate
Cresyl Violet acetate (CAS: 10510-54-0; Formula: C18H15N3O3; MW: 321.33) is a vital stain used in microscopy. It functions as a metachromatic dye, binding to different tissue components and producing distinct colours based on concentration and structure. This property makes it invaluable for differentiating cellular structures and analysing cellular morphology in various biological research applications, particularly in cell biology and histology.
- IUPAC
- 9-Amino-5-imino-5H-benzo[a]phenoxazine acetate salt

Histological Staining
Cresyl Violet acetate is employed as a metachromatic stain in histology to differentiate between various cellular components. It allows for precise visualization of tissue structures and cellular morphology under microscopic examination.
Cell Biology Research
In cell biology, this dye is utilized for staining cell nuclei and cytoplasm. Its ability to exhibit metachromasia aids in distinguishing different cellular elements and understanding cellular architecture.
Hematology Applications
This stain finds application in hematology for the differential staining of blood cells and bone marrow smears. It helps in identifying various cell types and morphological abnormalities.
| Molecular weight | 321.33 |
|---|---|
| Empirical formula | C18H15N3O3 |
| Melting point | 140-143 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Absorption | λmax 596 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 Cresyl Violet acetate used for?
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Cresyl Violet acetate is primarily used as a metachromatic stain in histology, cell biology, and hematology for differentiating cellular structures and visualizing tissue morphology under microscopic examination.
What is the CAS number and formula for Cresyl Violet acetate?
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The CAS number for Cresyl Violet acetate is 10510-54-0, and its molecular formula is C18H15N3O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cresyl Violet acetate of a grade suitable for research applications. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for Cresyl Violet acetate?
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When handling Cresyl Violet acetate, it is essential to wear appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if airborne exposure is a concern. This compound is classified with a WGK Germany rating of 3, indicating a high hazard to water.
How is Cresyl Violet acetate packed and shipped?
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Cresyl Violet acetate is carefully packed to ensure product integrity during transit and is available for global export by Tech Serve Solutions.
How can I request a sample or quote for Cresyl Violet acetate?
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To request a sample or a quote for Cresyl Violet acetate, please contact our sales team through our website or by phone.
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