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Bromophenol blue, 25 g

ACS, for microscopy
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3,3',5,5'-Tetrabromophenolsulphonphthaleine, BPB
Empirical formula C19H10Br4O5S
Molar mass (M) 669,99 g/mol
Melting point (mp) 273 °C
CAS No. 115-39-9
EG-Nr. 204-086-2

Indicator pH 3.0-4.6
Dissolve 0.1 g in 100 ml ethanol (20 %) or 0.04 g in 0.74 ml NaOH 0.1 mol/l and make up to 100 ml with water

€66.15/Pack Qty. 

excl. VAT. | 25 g per Pack Qty.

Art. No. T116.3

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Product details

Bromophenol blue ACS, for microscopy

Technical Information
Dyeing dead cells blue 
Colour conversion yellow - blue 
Transition range pH 3,0 - 4,6 
Use vitality test of spermatozoa 
Bromophenol blue
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Art. No. Pack Qty. Pack. Price Quantity
T116.1 5 g glass


T116.2 10 g glass


T116.3 25 g glass


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Selected quantity:   0
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General information

Indicators and Dyes

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Guarantee analysis

Appearancepink powder
Appearance of solutioncomplies
pH-transition range3.0 (yellow)- 4.6 (blue)
Loss on drying (110 °C)≤1.0 %