Bromocresol Purpura CAS 115-40-2

CAS;115-40-2

Formulae hypotheticae:C21H16Br2O5S

Pondus hypotheticum:540.22

EINECS:204-087-8

Synonyma:BROMOCRESOL PURPURA SOLUTIO, ACID-BASIN DICATOR; BROMOCRESOL PURPURA INDICATOR, REAG. PH. EUR.; BROMO CRESOL PURPUREUM SOLUTIO 100 ML; BromocresolPurpleIndicatorSolution; BromoethaneForSynthesis; BromocresolPurple,FreeAcid; MW 540.24; BROMOCRESOL PURPURA, REAG.

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Quid est Purpura Bromocresol CAS 115-40-2?

Purpura bromocresol in aqua solubilis, in ethanolo solubilis et flavus apparet, solubilis in sodium sodium diluti et solutiones sodium diluti diluti et purpureus rubeus apparet, cum puncto liquescens 241-242 ℃. Praecipuus usus violae bromocresoli est sicut index basium acidorum et indicator titrationis non aqueae.

Specification

Item	Specification
PH	pH : 5.2～6.8
Densitas	1.6509 (aestima)
punctum liquescens	240 °C.
mico punctum	36 °C
pKa	6.21, 6.3, 6.4 (ad 25)
Repono conditionibus	Copia ad +5°C ad +30°C.

Applicationem

Bromocresol indicatur basi acido-purpureus, usus pro analysi chromatographica et titratione non-aquea. PH color mutatio range: 5.2 (flavus) -6.8 (purpureus). Adsorption indicator. Vexillum internum ad amino acidi chromatographiae. Sal argenteum titratione thiocyanate. Praecipitatio serum servo spectrophotometriae utens.