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115-40-2 - Bromocresol Purple - A19530 - Alfa Aesar

A19530 Bromocresol Purple

CAS-Nummer
115-40-2
Synonyme

Größe Preis ($) Menge Verfügbarkeit
10g 23,70
50g 91,50
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Bromocresol Purple

MDL
MFCD00011681
EINECS
204-087-8

Chemische Eigenschaften

Formel
C21H16Br2O5S
Molmasse
540.24
Schmelzpunkt
ca 240° dec.
Löslichkeit
Insoluble in water. Soluble in ethanol (80 mg/ml), alcohol, methanol (4 mg/ml), methyl cellosolve (300 mg/ml) and dilute alkalies.

Anwendungen

It is used as a pH indicator and to measure serum albumin concentrations. It is used as a pH indicator (5.2-6.8 : yellow to blue-purple) and also used in spectrophotometric determination of serum-albumin.

Bemerkungen

Transition interval: pH 5.2 (yellow) to pH 6.8 (purple)

Literaturverweise

Hill PG, et al. Bromocresol purple and the measurement of albumin. Falsely high plasma albumin concentrations eliminated by increased reagent ionic strength.Ann Clin Biochem.1983,20(5), 264-70.

Ueno T.; Hirayama S.; Sugihara M.; Miida T. ANNALS EXPRESS: The bromocresol green assay, but not the modified bromocresol purple assay, overestimates the serum albumin concentration in nephrotic syndrome through reaction with α2-macroglobulin.Ann. Clin. Biochem.2015.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P261-P280a-P305+P351+P338-P304+P340-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Merck
14,1387
Beilstein
359618
Harmonized Tariff Code
2934.99
TSCA
Yes

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