Bromocresol purple, pure indicator grade
Supplier: Thermo Scientific
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Warning
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Synonyms:
5',5''-Dibromo-o-cresolsulphonphthalein, 3,3-Bis(3-bromo-4-hydroxy-5-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide
151330050
151330250
151331400
151330010
ACRO151330050EA
45.3
EUR
ACRO151330050
ACRO151330250
ACRO151331400
ACRO151330010
Bromocresol purple, pure indicator grade
Bromocresol purple
Formula:
C₂₁H₁₆Br₂O₅S MW: 540,23 g/mol Melting Pt: 245 °C (dec.) Storage Temperature: Ambient |
MDL Number:
MFCD00011681 CAS Number: 115-40-2 EINECS: 204-087-8 Merck Index: 13,01371 |
Specification Test Results
Appearance | Light pink to pink-orange Powder |
Infrared spectrum | Conforms |
Solubility | (0.1 % in 50 % ethanol) Clear |
UV | (20 mg/l in methanol) Complies |
Visual transition interval | from pH 5.2 (yellow) to pH 6.8 (purple) |
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