BROMOPHENOL RED INDICATOR

Code: 1030230005 D2-231

Analysis Note

Identity (UV/VIS-Spectrum): passes testTransition range: pH 4.7 - pH 6.3 yellow to purpleAbsorption maximum λ 1 (buffer pH 4.7): 435 - 440 nmAbsorption max...


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€300.30 EACH
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Analysis Note

Identity (UV/VIS-Spectrum): passes testTransition range: pH 4.7 - pH 6.3 yellow to purpleAbsorption maximum λ 1 (buffer pH 4.7): 435 - 440 nmAbsorption maximum λ 2 (buffer pH 6.3): 574 - 577 nmSpec. Absorptivity A 1%/1cm (λ1max; 0.01 g/l; buffer pH 4.7; calculated on anhydrous substance): ≥ 380Spec. Absorptivity A 1%/1cm (λ2max; 0.01 g/l; Puffer pH 6.3; calculated on anhydrous substance): ≥ 760Water (according to Karl Fischer): ≤ 5 %

Packaging

5 g in Glass bottle

Amax435-440 nm (buffer pH 4.7), 574-577 nm (buffer pH 6.3)
bulk density770 kg/m3
formsolid
impurities≤5% Water (Karl Fischer)
InChI keyOYCLSQDXZMROJK-UHFFFAOYSA-N
InChI1S/C19H12Br2O5S/c20-14-9-11(5-7-16(14)22)19(12-6-8-17(23)15(21)10-12)13-3-1-2-4-18(13)27(24,25)26-19/h1-10,22-23H
mp230 °C (decomposition)
Quality Level200
storage temp.2-30°C
visual transition interval4.7-6.3, yellow to purple
Cas Number2800-80-8
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