Molekula
Violeta de β-naftol
beta-Naphthol violet
Certificado ISO 9001:2015 e ISO 14001:2015 · Suministro a laboratorios e industria desde el año 2000 · Certificado de Análisis (CoA) con cada lote
Beta-Naphthol violet is a synthetic azo dye primarily used as a pH indicator in analytical chemistry and as a colorant in textiles, plastics, and cosmetics. It changes color in acidic and alkaline conditions, making it valuable for titration and quality control applications. This chemical has a CAS number of 7143-21-7, a molecular formula of C16H9N3Na2O9S2, and a molecular weight of 497.37. It should be stored at ambient temperatures and carries a signal word of "Warning" for safety. Molekula supplies beta-Naphthol violet from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Resumen
Beta-Naphthol violet is a synthetic azo dye primarily used as a pH indicator in analytical chemistry and as a colorant in textiles, plastics, and cosmetics. It changes color in acidic and alkaline conditions, making it valuable for titration and quality control applications. This chemical has a CAS number of 7143-21-7, a molecular formula of C16H9N3Na2O9S2, and a molecular weight of 497.37. It should be stored at ambient temperatures and carries a signal word of "Warning" for safety. Molekula supplies beta-Naphthol violet from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Precios y tamaños de envase
Especificaciones
| Property | Value |
|---|---|
| Loss on Drying | <10% |
| Lambda max | 508.0 - 511.0nm (H2O) |
| Sensitiveness to pass test | Conforms |
| Absorbance (E1%1cm) | >525(5mg/l, H2O, 508 to 511nm) |
Almacenamiento y manejo
| Property | Value |
|---|---|
| Temperatura de Almacenamiento | Ambient |
| Acidez | Neutral |
Identificación
| Property | Value |
|---|---|
| SKU | 90024054 |
| Número CAS | 7143-21-7 |
| Fórmula molecular | C16H9N3Na2O9S2 |
| Peso molecular | 497.37 |
| SMILES | CC1=CC(=C(C=C1NC(=O)C2=CC=CC=C2)OC)N=NC3=C(C(=CC4=CC=CC=C43)C(=O)NC5=CC=CC=C5)O |
| Código REACH | Y110 |
| Código HTS | 29270000 |
| Código arancelario | 2927000090 |
Seguridad y GHS
-
Health Hazard
GHS07
Declaraciones de peligro
- H315 Provoca irritación cutánea.
- H319 Provoca irritación ocular grave.
- H335 Puede irritar las vías respiratorias.
Declaraciones de precaución
- P261 Evitar respirar el polvo/el humo/el gas/la niebla/los vapores/el aerosol.
- P280 Llevar guantes/prendas/gafas/máscara de protección.
- P303+361 En caso de contacto con la piel (o el pelo): Quitar inmediatamente toda la ropa contaminada. Enjuagar con agua o ducharse.
- P304+340 EN CASO DE INHALACIÓN: Transportar a la persona al aire libre y mantenerla en una posición que le facilite la respiración.
- P305+351+338 EN CASO DE CONTACTO CON LOS OJOS: Aclarar cuidadosamente con agua durante varios minutos. Quitar las lentes de contacto, si lleva y resulta fácil. Seguir aclarando.
- 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, 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 beta-Naphthol Violet primarily used for?
Beta-Naphthol Violet is commonly used as a dye in textiles, leather, and paper, as well as a pH indicator in analytical chemistry.
What is the chemical formula and molecular weight of beta-Naphthol Violet?
The chemical formula is **C₁₆H₉N₃Na₂O₉S₂**, and the molecular weight is **497.37 g/mol**.
How should beta-Naphthol Violet be stored?
Store at **ambient temperature** in a cool, dry place, away from direct sunlight and incompatible substances.
What grades or purity levels of beta-Naphthol Violet does Molekula supply?
Molekula supplies **technical-grade** beta-Naphthol Violet; purity specifications are available upon request.
Can Molekula supply beta-Naphthol Violet in bulk quantities?
Yes, we offer bulk quantities of beta-Naphthol Violet—minimum order quantities and packaging options vary by application.
What documentation is provided with an order of beta-Naphthol Violet?
Each order includes a **Certificate of Analysis (CoA)**, Safety Data Sheet (SDS), and batch-specific documentation.
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