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CAS:115-40-2
Molecular Formula:C21H16Br2O5S
Molecular Weight:540.22
EINECS:204-087-8
Synonyms:BROMOCRESOL PURPLE SOLUTION, ACID-BASEIN DICATOR; BROMOCRESOL PURPLE INDICATOR, REAG. PH. EUR.; BROMO CRESOL PURPLE SOLUTION 100 ML; BromocresolPurpleIndicatorSolution; BromoethaneForSynthesis
What is Bromocresol Purple CAS 115-40-2？
Bromocresol Purple is a slightly yellowish rose colored crystalline powder. Insoluble in water, yellow in ethanol, purple red in dilute sodium hydroxide and dilute sodium carbonate solutions, melting point 241-242 ℃.
Specification
| Item | Specification |
| PH | pH : 5.2～6.8 |
| Density | 1.6509 (estimate) |
| Melting point | 240 °C (dec.) (lit.) |
| flash point | 36 °C |
| pKa | 6.21, 6.3, 6.4(at 25℃) |
| Storage conditions | Store at +5°C to +30°C. |
Application
Bromocresol Purple acid-base indicator has a color change from light yellow to purple red, with a pH range of 5.2-6.8. Bromocresol Purple acid-base indicator, used for chromatographic analysis and non-aqueous titration.
Packaging
Usually packed in 25kg/drum,and also can be do customized package.
Synonyms
BROMOCRESOL PURPLE SOLUTION, ACID-BASEIN DICATOR; BROMOCRESOL PURPLE INDICATOR, REAG. PH. EUR.; BROMO CRESOL PURPLE SOLUTION 100 ML; BromocresolPurpleIndicatorSolution; BromoethaneForSynthesis; BromocresolPurple,FreeAcid; M.W. 540.24
