Molekula
Ósmio tetróxido
Osmium tetroxide
Certificado ISO 9001:2015 e ISO 14001:2015 · Suministro a laboratorios e industria desde el año 2000 · Certificado de Análisis (CoA) con cada lote
Osmium tetroxide is a highly toxic, volatile inorganic compound used primarily as a stain in electron microscopy to enhance contrast in biological samples, as well as a catalyst in organic synthesis. It is a powerful oxidizing agent with a distinctive pungent odor. CAS 20816-12-0, molecular formula OsO4, molecular weight 254.23 g/mol. Must be stored between 2–8°C in a tightly sealed, airtight container under inert gas. Signal word: Danger. Molekula supplies osmium tetroxide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Resumen
Osmium tetroxide is a highly toxic, volatile inorganic compound used primarily as a stain in electron microscopy to enhance contrast in biological samples, as well as a catalyst in organic synthesis. It is a powerful oxidizing agent with a distinctive pungent odor. CAS 20816-12-0, molecular formula OsO4, molecular weight 254.23 g/mol. Must be stored between 2–8°C in a tightly sealed, airtight container under inert gas. Signal word: Danger. Molekula supplies osmium tetroxide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Precios y tamaños de envase
Especificaciones
| Property | Value |
|---|---|
| Appearance | Yellow crystals |
| Melting Point | 40°C - 42°C |
| Heavy metals | ≤0.005% |
| Solubility | Passes test |
| Purity | ≥99.90% |
| Non-Volatile Matter | ≤0.2% |
| Ruthenium (Ru) | ≤0.01% |
| Osmium (Os) | 74.2 - 75.4% |
Almacenamiento y manejo
| Property | Value |
|---|---|
| Temperatura de Almacenamiento | 2 to 8 °C |
| Clase de transporte | 6.1 |
| Grupo de empaquetado | I |
| Acidez | Acid |
Identificación
| Property | Value |
|---|---|
| SKU | 90036146 |
| Número CAS | 20816-12-0 |
| Fórmula molecular | OsO4 |
| Peso molecular | 254.23 |
| SMILES | O=[Os](=O)(=O)=O |
| Número EC / UN | 2471 |
| Código REACH | Y110 |
| Incluido en el listado TSCA | Sí |
| Código HTS | 28439000 |
| Código arancelario | 2843909000 |
Seguridad y GHS
-
Corrosive
GHS05
-
Toxic
GHS06
-
Serious Health Hazard
GHS08
Declaraciones de peligro
- H300 + H310 + H330 Mortal en caso de ingestión, contacto con la piel o inhalación.
- H314 (sub cat. 1B) Provoca quemaduras graves en la piel y lesiones oculares graves.
- H334 Puede provocar síntomas de alergia o asma o dificultades respiratorias en caso de inhalación.
Declaraciones de precaución
- P260 No respirar el polvo/el humo/el gas/la niebla/los vapores/el aerosol.
- P280 Llevar guantes/prendas/gafas/máscara de protección.
- P301+310 EN CASO DE INGESTIÓN: Llamar inmediatamente a un CENTRO DE TOXICOLOGÍA/médico/...
- 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.
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 osmium tetroxide (OsO₄) commonly used for?
Osmium tetroxide is primarily used as a high-contrast stain in electron microscopy for biological samples, as well as a catalyst in organic synthesis and an oxidizing agent in chemical reactions.
What is the chemical formula and molecular weight of osmium tetroxide?
The chemical formula is **OsO₄**, and the molecular weight is **254.23 g/mol**.
How should osmium tetroxide be stored?
Store osmium tetroxide at **2–8°C** in a tightly sealed, airtight container, preferably under an inert atmosphere or in a desiccator to prevent moisture exposure.
What purity grades of osmium tetroxide does Molekula supply?
Molekula supplies **high-purity osmium tetroxide** (typically ≥99.9% purity) suitable for analytical and research applications.
Can Molekula supply osmium tetroxide in bulk quantities?
Yes, Molekula can provide osmium tetroxide in bulk, with quantities and packaging tailored to your specific requirements—please contact us for details.
What documentation comes with an order of osmium tetroxide?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability and compliance.
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