Bromocresol Viole CAS 115-40-2

CAS:115-40-2

Fuafua mole:C21H16Br2O5S

Molecular Weight:540.22

EINECS:204-087-8

upu uiga tutusa:BROMOCRESOL PURPLE SOLUTION, ACID-BASEIN DICATOR; BROMOCRESOL PAULO FA'ailoga, REAG. PH. EUR.; BROMO CRESOL SOLUTION PULE 100 ML; BromocresolPurpleIndicatorSolution; BromoethaneForSynthesis; BromocresolPurple, FreeAcid; MW 540.24; BROMOCRESOL violē, REAG.

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Fa'amatalaga Oloa

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O le a le Bromocresol Purple CAS 115-40-2?

O le Bromocresol Purple e le mafai ona fa'afefe i le vai, solu i le ethanol ma foliga samasama, solu i le sodium hydroxide fa'afefiloi ma vaifofo sodium carbonate ma e foliga mai mūmū lanu violē, ma le mea fa'afefeteina o le 241-242 ℃. O le fa'aoga autu o le bromocresol violet e fai ma fa'ailo fa'amau-fa'asa'o ma se fa'ailoga titration e le-vai.

Fa'amatalaga

Aitema	Fa'amatalaga
PH	pH: 5.2~6.8
Malosi	1.6509 (fa'atatau)
Liu liusuavai	240 °C (tes.) (malamalama)
mea moli	36 °C
pKa	6.21, 6.3, 6.4(i le 25℃)
Tulaga teuina	Teu i le +5°C i le +30°C.

Fa'atatauga

Bromocresol Purple acid-base indicator, fa'aoga mo su'esu'ega chromatographic ma titration e le o le vai. Fesuiaiga lanu lanu PH: 5.2 (samasama) -6.8 (lanu viole). Fa'ailoga o le adsorption. Tulaga fa'alotoifale mo chromatography acid amino. titration masima siliva o thiocyanate. Fa'asalaina o polotini ole toto ile fa'aogaina ole spectrophotometry.