This product is not tested for the presence of biotin. However, Albumin products prepared by cold ethanol fractionation are expected to be biotin-free.
A4503
Seroalbúmina bovina
cold ethanol fraction, pH 5.2, ≥96%
Sinónimos:
Albúmina bovina, Albúmina sérica bovina, BSA
About This Item
Productos recomendados
origen biológico
bovine
Nivel de calidad
Ensayo
≥96%
Formulario
lyophilized powder
mol peso
~66 kDa
purificado por
cold ethanol fractionation
origen
USA origin
técnicas
ELISA: suitable
blood typing: suitable
microbiological culture: suitable
impurezas
BT and VSV virus, tested
pérdida
≤5%
pH
5.2
solubilidad
water: soluble (40 mg/ml)
Nº de acceso UniProt
actividad extraña
BT Virus, none detected
VSV Virus, none detected
temp. de almacenamiento
2-8°C
Información sobre el gen
bovine ... ALB(280717)
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Descripción general
Aplicación
Acciones bioquímicas o fisiológicas
Nota de preparación
producto comparable
también adquirido normalmente con este producto
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
Equipo de protección personal
Eyeshields, Gloves, type N95 (US)
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Certificados de análisis (COA)
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Protocolos
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Spectrophotometric assay at 260 nm measures nuclease S1 activity, vital for nucleic acid research, with defined enzyme unit criteria.
Spectrophotometric assay at 260 nm measures nuclease S1 activity, vital for nucleic acid research, with defined enzyme unit criteria.
Spectrophotometric assay at 260 nm measures nuclease S1 activity, vital for nucleic acid research, with defined enzyme unit criteria.
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Is this product biotin-free?
1 answer-
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Bonjour y a t-il un risque l'altération du produit si la bovin sérum albumine a été conservée pendant 15 heures en dehors du frigo dans une pièce a température ambiante ?
1 answer-
Product A4503 (Bovine Serum Albumin) will not spoil following storage for 15 hours at ambient room temperature.
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can A4503 product be used for primary neuron preparation?
1 answer-
This product has not been evaluated for mammalian cell culture. Please see the datasheet for the recommended applications for this product:
https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/product/documents/384/276/a4503dat.pdfHelpful?
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Is Product No. A4503, Albumin from bovine serum, of US origin?
1 answer-
It is typically from animals born and raised in the US. You may confirm this information by downloading the Certificate of Origin (CofO) for any lot of A4503 from our website. From the product detail page, simply type in the lot number in the box below the words Certificate of Origin, and click GO.
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Is Product No. A4503, Albumin from bovine serum, tested and found to be endotoxin-free?
1 answer-
No. If you need such a grade, we would recommend Product No. A8806.
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Is Product No. A4053, Albumin from bovine serum, sterile? If not, how would recommend sterilizing it?
1 answer-
This product is not necessarily sterile. Solutions of albumin cannot be autoclaved, so in order to sterilize it we would recommend that it be dissolved in the appropriate medium (water, saline or buffered saline), followed by sterile filtration through a low protein-binding membrane.
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Is Product No. A4503, Albumin from bovine serum, tested and found to be protease-free?
1 answer-
No. If you need such a grade, we would recommend Product No. A3059.
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Do you offer a kit for conjugating ligands to bovine serum albumin (Product A4503)?
1 answer-
Yes. It is our Product No. MBK1.
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What is the Department of Transportation shipping information for this product?
1 answer-
Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
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