Molekula
Éosine B (C.I. 45400)
Eosin B (C.I. 45400)
Certifié ISO 9001:2015 & ISO 14001:2015 · Fournisseur pour laboratoires et industries depuis 2000 · Certificat d’Analyse (CoA) pour chaque lot
Eosin B (C.I. 45400) is a synthetic fluorescent dye belonging to the xanthene family, widely used in biology for staining tissues, microscopy, and as a tracer in flow cytometry. It is also applied in food coloring and some industrial dye formulations. This chemical has a CAS number of 548-24-3, with the molecular formula C20H6Br2N2Na2O9 and a molecular weight of 624.06. It is stored at ambient conditions and classified with a signal word of "Danger" due to its hazardous properties. Molekula supplies Eosin B from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Aperçu
Eosin B (C.I. 45400) is a synthetic fluorescent dye belonging to the xanthene family, widely used in biology for staining tissues, microscopy, and as a tracer in flow cytometry. It is also applied in food coloring and some industrial dye formulations. This chemical has a CAS number of 548-24-3, with the molecular formula C20H6Br2N2Na2O9 and a molecular weight of 624.06. It is stored at ambient conditions and classified with a signal word of "Danger" due to its hazardous properties. Molekula supplies Eosin B from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Prix et formats de conditionnement
Spécifications
| Property | Value |
|---|---|
| Appearance | Red to brown Powder |
| Loss on Drying | ≤ 10.0% |
| Solubility | Clear red solution |
| Absorption Ratio | 0.96-1.22 |
| Wavelength of Max. Absorption | 515.0-525.0nm |
Stockage et manipulation
| Property | Value |
|---|---|
| Température de stockage | Ambient |
| Acidité | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 48164504 |
| Numéro CAS | 548-24-3 |
| Formule moléculaire | C20H6Br2N2Na2O9 |
| Masse moléculaire | 624.06 |
| SMILES | C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C(=C4OC5=C(C(=C(C=C35)[N+](=O)[O-])[O-])Br)Br)[O-])[N+](=O)[O-].[Na+].[Na+] |
| Code REACH | Y110 |
| Inscrit au TSCA | Oui |
| Code HTS | 3212.90.0050 |
| Code tarifaire | 3212900000 |
Sécurité et GHS
-
Corrosive
GHS05
Déclarations de danger
- H318 Provoque de graves lésions des yeux.
Déclarations de précaution
- P264 Se laver ... soigneusement après manipulation.
- P280 Porter des gants de protection/des vêtements de protection/un équipement de protection des yeux/du visage/une protection auditive/...
- P305+P351+P338 EN CAS DE CONTACT AVEC LES YEUX : rincer avec précaution à l'eau pendant plusieurs minutes. Enlever les lentilles de contact si la victime en porte et si elles peuvent être facilement enlevées. Continuer à rincer.
Documents
Certificat d'analyse (CoA) par lot
Saisissez un numéro de lot ou de série pour récupérer le certificat d'analyse correspondant à ce lot spécifique. Nous pouvons en générer un à partir des données de spécification si aucun PDF n'est disponible.
Synonymes
Aucun autre nom enregistré pour ce produit.
Questions fréquentes
What is Eosin B (C.I. 45400) commonly used for?
Eosin B is primarily used as a fluorescent dye in biological staining, microscopy, and as a pH indicator in analytical chemistry.
What is the chemical formula and molecular weight of Eosin B?
The formula is **C₂₀H₆Br₂N₂Na₂O₉**, and the molecular weight is **624.06 g/mol**.
How should Eosin B be stored?
Store Eosin B at **ambient temperature** in a tightly sealed container, away from direct light and moisture.
What grades or purity levels of Eosin B does Molekula supply?
Molekula supplies **analytical and reagent-grade Eosin B** with specified purity levels—confirm exact grade upon inquiry.
Can Molekula supply Eosin B in bulk quantities?
Yes, Molekula can provide Eosin B in bulk; contact us for pricing and lead times based on your required volume.
What documentation comes with an order of Eosin B?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and batch-specific documentation.
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