Chlorazol Black
Chlorazol Black (CAS 1937-37-7), with the molecular formula C34H25N9Na2O7S2 and a molecular weight of 781.73, is a direct dye. It is primarily utilised as a stain in biological and histological applications. Its colouring properties make it valuable for visualising cellular structures and tissues in laboratory settings.
- IUPAC
- Chlorazole Black E,Direct Black 38
- Synonyms
- Chlorazole Black EDirect Black 38
Histological Staining
Chlorazol Black is employed in histology for staining tissue samples. It aids in the differential visualisation of various cellular components and extracellular matrices, assisting in microscopic examination and diagnosis.
Cell Biology Staining
In cell biology, this dye is used to stain cellular structures. It allows researchers to observe cell morphology and identify specific organelles or components under a microscope.
Hematology Applications
Chlorazol Black finds application in hematology for staining blood cells and smears. This facilitates the identification and characterisation of different blood cell types.
| Molecular weight | 781.73 |
|---|---|
| Empirical formula | C34H25N9Na2O7S2 |
Hazard statements
- H350May cause cancer
- H361D
Precautionary statements
- P201Obtain special instructions before use
- P281Use personal protective equipment as required
- P308IF exposed or concerned
| Protective equipment | Eyeshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 45-63 |
| Safety statements (S) | 53-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Colour Index Number | 30235 |
|---|
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 Chlorazol Black used for?
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Chlorazol Black is used as a stain in cell biology, hematology, and histology for visualising cellular structures and tissues.
What are the CAS number and formula for Chlorazol Black?
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The CAS number for Chlorazol Black is 1937-37-7, and its molecular formula is C34H25N9Na2O7S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Chlorazol Black as a technical/research grade chemical. We do not represent it as USP, BP, or EP grade.
What are the primary safety concerns when handling Chlorazol Black?
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Chlorazol Black is classified as Danger, with hazards including H350 (May cause cancer) and H361d (Suspected of damaging fertility or the unborn child). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a P2 respirator, in a well-ventilated area, and follow all safety statements (P201, P281, P308 + P313).
Can Chlorazol Black be exported by Tech Serve Solutions?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Chlorazol Black.
How can I request a sample or quote for Chlorazol Black?
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To request a sample or quote for Chlorazol Black, please contact our sales team through the website or by phone, providing your specific requirements.
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