Molekula

Purple de bromocresol

Bromocresol Purple

SKU 46156907 CAS 115-40-2 C21H16Br2O5S MW 540.22 En stock

Bromocresol Purple is a pH indicator dye used in analytical chemistry and biological assays to detect acid-base transitions. It appears purple in basic solutions and yellow in acidic conditions. Available in powder form with a molecular weight of 540.22 g/mol, CAS number 115-40-2, and molecular formula C21H16Br2O5S. Store at ambient temperature. Signal word: Warning. Molekula supplies Bromocresol Purple from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

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Resumen

Precios y tamaños de envase

Tamaños de envase y precios

£ GBP € EUR $ USD

25 g — £71.20 por paquete
100 g — £160.00 por paquete

Los precios excluyen IVA/impuesto sobre ventas y gastos de envío. Tamaños de embalaje por mayor y personalizados disponibles bajo petición.

Especificaciones

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Property	Value
Appearance	Pink/Purple Powder
Grade	ACS Grade
Loss on Drying	≤ 1.0%
Dye Content	≥ 95%
Transition Range	pH: 5.2 (yellow) , pH: 6.8 (purple)
Absorption maximum (pH 5.2) max	431 nm
Absorption maximum (pH 6.8) max	589 nm
Absorptivity (A 1% in 1cmcell, pH 5.2 max	437
Absorptivity (A 1% in 1cmcell, pH 6.8 max	1057

Almacenamiento y manejo

Property	Value
Storage Temperature	Ambient
Shelf Life	60 months
Acidity	Neutral

Identificación

Property	Value
SKU	46156907
CAS Number	115-40-2
Molecular Formula	C21H16Br2O5S
Molecular Weight	540.22
SMILES	CC1=CC(=CC(=C1O)Br)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4)C)O)Br
REACH Code	Y113
HTS Code	2934999001
Tariff Code	2934999090

Seguridad y GHS

Warning

Health Hazard GHS07

Declaraciones de peligro

H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation

Declaraciones de precaución

P261 Avoid breathing dust/fume/gas/mist/vapours/spray
P280 Wear protective gloves/protective clothing/eye protection/face protection
P302+352 IF ON SKIN: Wash with soap and water
P332+313 IF skin irritation occurs: Get medical advice/attention
P337+313 If eye irritation persists get medical advice/attention

Solo para uso investigativo e industrial

No apto para uso en alimentos, medicamentos, productos domésticos, ni en humanos o animales. Consulte la Hoja de Datos de Seguridad antes de manipular.

Documentos

Fichas de Datos de Seguridad (FDS)

Disponible en PT, IT, ES, DE, FR, EN.

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 Bromocresol Purple used for?

Bromocresol Purple is primarily used as a pH indicator in analytical chemistry, particularly in the range of pH 5.2 to 6.8, where it changes from yellow to purple.

What is the chemical formula and molecular weight of Bromocresol Purple?

The chemical formula is C21H16Br2O5S, and the molecular weight is 540.22 g/mol.

How should Bromocresol Purple be stored?

It should be stored at ambient temperature, protected from light and moisture.

What grade of Bromocresol Purple does Molekula supply?

Molekula supplies Bromocresol Purple in analytical grade.

Can Molekula supply Bromocresol Purple in bulk?

Yes, Molekula can supply Bromocresol Purple in bulk quantities—please contact our sales team for details.

What documentation comes with a purchase of Bromocresol Purple?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.

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