Molekula
Sal disódico de fluoresceína (soluble, contenido de tinte 40-50%)
Fluorescein disodium salt (soluble, 40-50% dye content)
Certificado ISO 9001:2015 e ISO 14001:2015 · Suministro a laboratorios e industria desde el año 2000 · Certificado de Análisis (CoA) con cada lote
Fluorescein disodium salt is a bright yellow-orange fluorescent dye widely used in biological staining, flow cytometry, tracer studies, and ophthalmology for diagnostic imaging. It dissolves easily in water and emits green fluorescence under UV or blue light, making it ideal for marking fluids, detecting leaks, and research applications. This product has a CAS number of 518-47-8, a molecular formula of C20H10Na2O5, and a molecular weight of 376.28 g/mol. It contains 40–50% dye content, requires no special storage conditions (ambient), and carries no hazard classification. Molekula supplies Fluorescein disodium salt from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Resumen
Fluorescein disodium salt is a bright yellow-orange fluorescent dye widely used in biological staining, flow cytometry, tracer studies, and ophthalmology for diagnostic imaging. It dissolves easily in water and emits green fluorescence under UV or blue light, making it ideal for marking fluids, detecting leaks, and research applications. This product has a CAS number of 518-47-8, a molecular formula of C20H10Na2O5, and a molecular weight of 376.28 g/mol. It contains 40–50% dye content, requires no special storage conditions (ambient), and carries no hazard classification. Molekula supplies Fluorescein disodium salt from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Precios y tamaños de envase
Especificaciones
| Property | Value |
|---|---|
| Appearance | Orange to Brown Powder |
| Solubility | Soluble in Water |
| Moisture Content | 00.000 - 10.000 %(m) |
| Wavelength of Max. Absorption | 488.000 - 491.000 nm |
| Specific absorption (E 1% in 10 mm cell) at λ max. | 840.000 - 1000.000 |
Almacenamiento y manejo
| Property | Value |
|---|---|
| Temperatura de Almacenamiento | Ambient |
| Punto de inflamación | 218 C |
| Acidez | Neutral |
Identificación
| Property | Value |
|---|---|
| SKU | 90025175 |
| Número CAS | 518-47-8 |
| Fórmula molecular | C20H10Na2O5 |
| Peso molecular | 376.28 |
| SMILES | C1=CC=C2C(=C1)C(=O)OC23C4=C(C=C(C=C4)[O-])OC5=C3C=CC(=C5)[O-].[Na+].[Na+] |
| Código REACH | Y113 |
| Incluido en el listado TSCA | Sí |
| Código HTS | 32129000 |
| Código arancelario | 3212900000 |
Seguridad y GHS
Declaraciones de precaución
- P264 Lavarse concienzudamente tras la manipulación.
- P280 Llevar guantes/prendas/gafas/máscara de protección.
- P308+313 EN CASO DE exposición manifiesta o presunta: Consultar a un médico.
Documentos
Fichas de Datos de Seguridad (FDS)
Disponible en English, French, German, Italian, Portuguese, Spanish.
Certificado de Análisis (CoA) por lote
Introduzca un número de lote o partida para recuperar el informe de análisis (CoA) correspondiente a esa partida específica. Podemos generar uno a partir de los datos de especificación si no hay ningún PDF disponible.
Sinónimos
No se han registrado nombres alternativos para este producto.
Preguntas frecuentes
What is fluorescein disodium salt commonly used for?
It is primarily used as a fluorescent dye in biological staining, ophthalmology (e.g., fluorescein angiography), and as a tracer in environmental and industrial applications.
What is the chemical formula and molecular weight of fluorescein disodium salt?
The formula is **C₂₀H₁₀Na₂O₅**, and the molecular weight is **376.28 g/mol** (for the 100% dye content form).
How should fluorescein disodium salt be stored?
Store at **ambient temperature** in a tightly sealed container, protected from light and moisture to maintain stability.
What grades or purities of fluorescein disodium salt does Molekula supply?
Molekula supplies it with a **40–50% dye content** (soluble grade), suitable for most industrial and research applications.
Can Molekula supply fluorescein disodium salt in bulk quantities?
Yes, we offer bulk packaging options—please contact our sales team for custom quantities and pricing.
What documentation comes with an order of fluorescein disodium salt?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a product specification sheet.
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