If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf
1.03026
Bromothymol blue
pH indicator, ACS, Reag. Ph Eur
Sinónimos:
Bromothymol blue, 3′,3′′-Dibromothymolsulfonphthalein, BTB
About This Item
Productos recomendados
Nombre del producto
Bromothymol blue, indicator ACS,Reag. Ph Eur
grado
ACS reagent
Nivel de calidad
Agency
reag. Ph. Eur.
Formulario
solid
pérdida
≤3% loss on drying, 110°C
visual transition interval
5.8-7.6, yellow to blue
densidad aparente
450 kg/m3
temp. de almacenamiento
2-30°C
cadena SMILES
[S]1(=O)(=O)OC(c4c1cccc4)(c3c(c(c(c(c3)C(C)C)O)Br)C)c2c(c(c(c(c2)C(C)C)O)Br)C
InChI
1S/C27H28Br2O5S/c1-13(2)17-11-20(15(5)23(28)25(17)30)27(19-9-7-8-10-22(19)35(32,33)34-27)21-12-18(14(3)4)26(31)24(29)16(21)6/h7-14,30-31H,1-6H3
Clave InChI
NUHCTOLBWMJMLX-UHFFFAOYSA-N
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Categorías relacionadas
Aplicación
- Novel pH-responsive indicator films based on bromothymol blue-anchored chitin for shrimp freshness monitoring: This study presents innovative pH-sensitive films that incorporate bromothymol blue into chitin, designed for tracking shrimp spoilage. The development and testing of these films in real-time scenarios offer a viable method for monitoring seafood freshness, ensuring quality control in food distribution chains (Yang et al., 2023).
Nota de análisis
Appearance of solution: passes test
Loss on drying (110 °C): ≤ 3
Transition range (according to ACS): passes test
Sensitivity test: passes test
Código de clase de almacenamiento
11 - Combustible Solids
Clase de riesgo para el agua (WGK)
WGK 3
Punto de inflamabilidad (°F)
Not applicable
Punto de inflamabilidad (°C)
Not applicable
Certificados de análisis (COA)
Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»
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How can I determine the shelf life / expiration / retest date of this product?
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How is shipping temperature determined? And how is it related to the product storage temperature?
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Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf
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