Bromophenol blue, pure indicator
Supplier: Thermo Scientific Chemicals
Synonyms:
Bromphenol Blue Sultone Form, BPB, 3,3',5,5'-Tetrabromophenolsulphonphthalein, Tetrabromophenol-sulphonephthalein
15134-0250
15134-1000
TS15134-0250EA
97
USD
TS15134-0250
TS15134-1000
Bromophenol blue, pure indicator
Bromophenol blue
Formula:
C₁₉H₁₀Br₄O₅S MW: 669.97 g/mol Melting Pt: 279 °C Storage Temperature: Ambient |
MDL Number:
MFCD00005875 CAS Number: 115-39-9 EINECS: 204-086-2 Merck Index: 1301429 |
Specification Test Results
Appearance | Pink-orange to red Powder |
Infrared spectrum | Conforms |
Solubility | (0.1 % in ethanol) Clear |
Specific extinction E (1%/1cm) | ≥1100 (592 nm, in buffer) |
Visual transition interval | from pH 3.0 (yellow) to pH 4.6 (blue) |
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