Technical Data Sheet
Bromophenol red free acid, 50 g
p.a.
Pack Qty.
Pack.
3',3''-Dibromophenolsulphonephthaleine
Empirical formula C19H12Br2O5S
Molar mass (M) 512,19 g/mol
Melting point (mp) 230 °C
WGK 1
CAS No. 2800-80-8
EG-Nr. 220-538-1
Molar mass (M) 512,19 g/mol
Melting point (mp) 230 °C
WGK 1
CAS No. 2800-80-8
EG-Nr. 220-538-1
Indicator pH 5.2-7.0
Dissolve 0.1 g in 100 ml ethanol (20 %)
Dissolve 0.1 g in 100 ml ethanol (20 %)
€246.20/Pack Qty.
excl. VAT. | 50 g per Pack Qty.
Art. No. 6573.3
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€233.89/Pack Qty.
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€221.58/Pack Qty.
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Product details
Bromophenol red free acid p.a.
Technical Information
| Colour conversion | yellow red - purple |
| Transition range pH | 5,2 - 7,0 |
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Bromophenol red free acid
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| Art. No. | Pack Qty. | Pack. | Price | Quantity | |
|---|---|---|---|---|---|
| 6573.1 | 1 g | glass |
€27.45 |
|
|
| 6573.2 | 5 g | glass |
€53.65 |
|
|
| 6573.3 | 50 g | glass |
€246.20 |
|
|
|
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Downloads / MSDS
General information
Indicators and Dyes
Carl ROTH offers many indicators and dyes of high purity, which can be used in special applications.
Certificates of Analysis
Type analysis
| Appearance | red brown powder |
| Loss on drying | ≤5.0 % |
| pH-transition range | 5.2 (yellow-red)-7.0 (purple) |