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Bromothymol Blue BTB

$93.00

CAS:76-59-5
Appearance: light rose crystalline powder
Usage: acid-base indicator, pH color change range is 6.0 (yellow) ~7.6 (blue). Adsorption indicator, chromatographic analysis.
Price for 500gram, pls inquiry freight firstly.

Category:

Molecular formula: C27H28Br2O5S
Molecular weight: 624.3812

Density: 1.542g/cm3
Melting point: 204℃
Water solubility: slightly soluble

Mass absorption coefficient: ≥ 52.0l/cm.g.
Ethanol dissolution test: qualified.
Residue on ignition (calculated by carbonate): ≤0.3.