Púrpura de bromocresol, powder
Fornecedor: MP Biomedicals
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Atenção
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Sinônimos:
5',5''-Dibromo-o-cresolsulphonphthalein, 3,3-Bis(3-bromo-4-hydroxy-5-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide
Bromocresol Purple is used as a pH indicator (5.2-6.8 : yellow to blue-purple). Used in spectrophotometric determination of serum-albumin.
Bromocresol purple binds quantitatively with human serum albumin forming a stable complex with absorbance maximum at 600 nm. The intensity of the color produced is directly proportional to the albumin concentration in the sample.
Soluble in water (20 mg/ml), ethanol (80 mg/ml) or methyl cellosolve (300 mg/ml). Soluble in methanol (4 mg/ml).
Fórmula:
C₂₁H₁₆Br₂O₅S Peso Molecular: 540.23 g/mol Ponto de Fusão: 240 °C (decomposição, lit.) Temperatura de Armazenamento: Ambiente |
Número MDL :
MFCD00011681 Número CAS: 115-40-2 Merck Index: 13,01371 |
Especificações dos Resultados do Teste
Identity Test | Passes |
UV/Vis: l max (MeOH) | 418 ± 3 nm |
pH Color Interval | Passes |
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