Bromocresol purple, 5 g
Molar mass (M) 540,24 g/mol
Melting point (mp) 242 °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. | 5 g per Pack Qty.
Art. No. 0317.1
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Bromocresol purple p.a., ACS
|Colour conversion||yellow - purple|
|Handling area pH||5,2 - 6,8|
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Indicators and Dyes
Indicators and DyesCarl 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)|