Bromocresol violet, bioréactif, convient pour indicateur, teneur en colorants 90 %

Code: 114375-5G D2-231

Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

Bromocresol Purple has been used for staining of Saccharomyces cerevisiae.

Spectrophotometric determination of serum-albumin

Biochem/...


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Votre prix
$93.02 EACH

Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

Bromocresol Purple has been used for staining of Saccharomyces cerevisiae.

Spectrophotometric determination of serum-albumin

Biochem/physiol Actions

Bromocresol purple is a pH indicator which changes color from yellow (at low pH 5.2) to violet (above pH 6.8). It is mainly used as a fluorescent stain in yeast cells. It helps in dead cell count for cells with plasma membrane damage. Cells with proper cell membrane are not stained, while damaged cells are seen as blue-grey ghosts.

Packaging

5, 25 g in glass bottle

ε (extinction coefficient)≥22000 at 418-424 nm in methanol
λmax419 nm
application(s)diagnostic assay manufacturinghematologyhistology
assay≥89.0% (HPLC)
compositionDye content, 90%
formpowder
InChI keyABIUHPWEYMSGSR-UHFFFAOYSA-N
InChI1S/C21H16Br2O5S/c1-11-7-13(9-16(22)19(11)24)21(14-8-12(2)20(25)17(23)10-14)15-5-3-4-6-18(15)29(26,27)28-21/h3-10,24-25H,1-2H3
mp240 °C (dec.) (lit.)
pH5.2-6.8, yellow to purple
product lineBioReagent
Quality Level200
SMILES stringCc1cc(cc(Br)c1O)C2(OS(=O)(=O)c3ccccc23)c4cc(C)c(O)c(Br)c4
solubilityethanol: 1 mg/mL
storage temp.room temp
suitabilitysuitable for indicator
technique(s)titration: suitable
visual transition interval5.2-6.8, yellow to blue
Cas Number115-40-2
Ce produit répond aux critères suivants pour être admissible aux récompenses suivantes :



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