Guinea Green B
Guinea Green B (CAS: 4680-78-8) is a synthetic organic dye with the molecular formula C37H35N2NaO6S2 and a molecular weight of 690.80 g/mol. This acid dye, also identified by Colour Index Number 42085, is primarily utilised as a biological stain. It is suitable for various laboratory applications, particularly in histology and cell biology for visualising cellular structures and tissues.
- IUPAC
- Acid Green 3
Biological Staining
Guinea Green B is widely employed as a stain in histology and cell biology. It effectively stains cytoplasm, collagen, and muscle fibres, aiding in the microscopic examination of biological specimens.
Cytological Applications
This dye is valuable for cytological studies, where it can be used to differentiate cellular components. Its specific affinity allows for clear visualisation under microscopy.
Research Reagent
As a standard laboratory reagent, Guinea Green B serves in research settings for staining procedures and experimentation within biological and chemical disciplines.
| Molecular weight | 690.80 |
|---|---|
| Empirical formula | C37H35N2NaO6S2 |
| Melting point | 255 °C (dec.)(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.
| Colour Index Number | 42085 |
|---|---|
| Absorption | λmax 618 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 Guinea Green B used for?
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Guinea Green B is used as a biological stain in histology, cell biology, and cytology for visualising cellular structures, cytoplasm, collagen, and muscle fibres.
What are the CAS number and formula for Guinea Green B?
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The CAS number for Guinea Green B is 4680-78-8, and its molecular formula is C37H35N2NaO6S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Guinea Green B as a laboratory reagent. The specific purity and grade are available upon request, and TSS does not represent this product as USP/BP/EP.
How should Guinea Green B be handled safely?
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Handling Guinea Green B requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. Refer to the Safety Data Sheet for comprehensive handling instructions.
Is Guinea Green B a controlled substance?
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The provided data does not indicate that Guinea Green B is a controlled substance.
How is Guinea Green B typically shipped and exported?
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Tech Serve Solutions, a global supplier and exporter, ships and exports Guinea Green B in compliance with international regulations for chemical transport.
How can I request a quote or sample for Guinea Green B?
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To request a quote or sample for Guinea Green B, please contact our sales department through the website or by phone.
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