Light Green SF Yellowish
Light Green SF Yellowish (CAS: 5141-20-8), with the molecular formula C37H34N2O9S3Na2 and a molecular weight of 792.85 g/mol, is a synthetic dye. It is utilised as a biological stain in cell biology, histology, and hematology. The dye is known for its specific affinity for certain cellular components, aiding in microscopic visualisation and research applications.
- IUPAC
- Acid Green 5

Biological Staining
Used as a vital stain in cell biology for visualising cellular structures. Its properties make it suitable for staining cytoplasm and connective tissue in histological preparations.
Hematology Applications
Employed in hematology for the differential staining of blood cells. It helps in the identification and classification of various blood components under microscopy.
Histological Preparations
Applied in histology for the examination of tissue samples. Light Green SF Yellowish aids in highlighting cellular morphology and architectural patterns.
| Molecular weight | 792.85 |
|---|---|
| Linear formula | C37H34N2O9S3Na2 |
| Melting point | 288 °C (dec.)(lit.) |
| 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 | 42095 |
|---|
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 Light Green SF Yellowish used for?
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Light Green SF Yellowish (CAS: 5141-20-8) is primarily used as a biological stain in cell biology, hematology, and histology for visualising cellular structures and tissues under microscopy.
What are the CAS number and molecular formula for Light Green SF Yellowish?
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The CAS number for Light Green SF Yellowish is 5141-20-8, and its molecular formula is C37H34N2O9S3Na2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Light Green SF Yellowish as a technical/research grade material. We do not represent it as USP, BP, EP, or any other pharmacopoeia grade.
How should Light Green SF Yellowish be handled?
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Handle Light Green SF Yellowish with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter may be necessary. This compound is classified under WGK Germany 2.
How is Light Green SF Yellowish packed and exported?
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Tech Serve Solutions packs and exports Light Green SF Yellowish carefully to maintain its integrity during transit, adhering to all necessary regulations for global chemical distribution.
How can I request a sample or quote for Light Green SF Yellowish?
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To request a sample or a quote for Light Green SF Yellowish, please contact our sales team through the website or via email, providing your specific requirements.
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