Bromothymol Blue Powder AR 25g

Bromothymol Blue Powder AR 25g

New 10 available
R411.05
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Product details

Condition
New
Location
South Africa
Product code
BBP551
Bob Shop ID
617733118
Chemical NameBromothymol Blue
Chemical GradeAR
Chemical FormulaCHBrOS
Chemical Weight624,38 g/mol
CAS No76-59-5
Solubility in WaterSlightly soluble
AppearanceBrown coloured powder
Melting PointMelting Point/Range: 200 - 202 °C - lit.
Dye content (%)> 95
Absorptivity (E1% in 1cm cell at 1 max) pH 5.8260 - 300
Absorptivity (E1% in 1cm cell at 2 max) pH 7.6470 - 520
Loss on Drying (110ºC) (%)< 1.0
Solubility at 0.1% (95% Ethanol)Clear solution
Transition rangepH 5.8 7.6 (Yellow - Blue)
Wavelength of maximum absorption (pH 5.8) 1 max430.5 nm
Wavelength of maximum absorption (pH 7.6) 2 max616 nm
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