Molekula
Azul de bromofenol
Bromophenol Blue is a pH indicator commonly used in biochemical assays and electrophoresis to monitor pH changes and track molecular migration. It appears yellow below pH 3.0 and turns blue above pH 4.6. Available in powder form, it has a molecular formula of C19H10Br4O5S, a molecular weight of 669.96 g/mol, and is stable at ambient temperatures. Molekula supplies Bromophenol Blue from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Resumen
Bromophenol Blue is a pH indicator commonly used in biochemical assays and electrophoresis to monitor pH changes and track molecular migration. It appears yellow below pH 3.0 and turns blue above pH 4.6. Available in powder form, it has a molecular formula of C19H10Br4O5S, a molecular weight of 669.96 g/mol, and is stable at ambient temperatures. Molekula supplies Bromophenol Blue from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Especificaciones
| Property | Value |
|---|---|
| Appearance | Powder |
| Chemical Formula | C19H10Br4O5S |
| Loss on Drying | < 1% (110°C) |
| Storage Temperature | +20 ° C |
| Molecular Weight | 669.96 |
| Solubility | 0.1% (95% Ethanol): Clear solution |
| Maximum Absoprtion | Wavelength of maximum absorption(pH 3.1) λ1 max: 434-439 nm, Wavelength of maximum absorption (pH 4.6) λ2 max: 590-593 nm |
| Absorptivity | Absorptivity (A1%/1cm at pH 3.1, at λ1 max): 350-385, Absorptivity (A1%/1cm at pH 4.6, at λ2 max): 940-1000 |
| Transition Range | pH 3.1 - 4.6 Greenish Yellow–Blue Violet |
| Batch Number | 51620 |
| Transition Range pH 3.0-4.6 | Greenish yellow |
| Solubility 0.1% [EtOH] | Clear yellow solution |
| Absorptivity (E1% 1CM CELL pH 3.3) @ 436nm | 363 |
| Absorptivity (E1% 1cm cell pH 4.6) @ 591nm | 995 |
| Loss on Drying (110(C for 1 hour) | 0.89% |
Almacenamiento y manejo
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
| Acidity | Neutral |
Identificación
| Property | Value |
|---|---|
| CAS Number | 115-39-9 |
| Molecular Formula | C19H10Br4O5S |
| Molecular Weight | 669.96 |
| SMILES | C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC(=C(C(=C3)Br)O)Br)C4=CC(=C(C(=C4)Br)O)Br |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 29349990 |
| Tariff Code | 2934999090 |
Seguridad y GHS
Solo para uso investigativo e industrial
Documentos
Certificado de Análisis (CoA) por lote
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Precios y tamaños de envase
Sinónimos
No se han registrado nombres alternativos para este producto.
Preguntas frecuentes
What is Bromophenol Blue used for?
Bromophenol Blue is primarily used as a pH indicator in laboratory settings, changing color from yellow to purple in the pH range of 3.0 to 4.6.
What is the chemical formula and molecular weight of Bromophenol Blue?
The formula is C19H10Br4O5S with a molecular weight of 669.96 g/mol.
How should Bromophenol Blue be stored?
It should be stored at ambient temperature, protected from light and moisture.
What grade of Bromophenol Blue does Molekula supply?
Molekula supplies Bromophenol Blue in analytical grade.
Can Molekula supply Bromophenol Blue in bulk?
Yes, Molekula can supply Bromophenol Blue in bulk quantities—please contact us for pricing and availability.
What documentation comes with a purchase of Bromophenol Blue?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
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