Bromocresol purple, 25 g
Molar mass (M) 540,24 g/mol
Melting point (mp) 245 °C
CAS No. 115-40-2
Dissolve 0.1 g in 100 ml ethanol (20 %) or 0.04 g in 0.74 ml NaOH 0.1 mol/l and fill up with water to 100 ml
excl. VAT. | 25 g per Pack Qty.
Art. No. 0317.2
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Bromocresol purple p.a., ACS
|Colour conversion||yellow - purple|
|Transition range pH||5,2 - 6,8|
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Indicators and Dyes
Carl ROTH offers many indicators and dyes of high purity, which can be used in special applications.
|Dye content||≥89.0 %|
|Appearance of solution||complies|
|Loss on drying (110 °C)||≤1 %|
|Melting point||241-245 °C|
|pH-transition range||5.2 (yellow) - 6.8 (purple)|