نام کالا :
برمو فنول رد کد 103023 مرک آلمان
نام کالا انگلیسی :Bromophenol red indicator
کد کالا :1.03023
کمپانی :ساپلکو
cas number :2800-80-8
فرمول شیمیایی :C19H12Br2O5S
وزن/جرم ملکولی :512.17
قیمت و دسترسی
| شماره کاتالوگ | واحد کالا | قیمت | واحد | سفارش | |
| 1.03023.0005 | 5g | تومان | |||
| جهت آگاهی از قیمت کالا با کارشناسان ما تماس حاصل فرمایید | |||||
شرح و توضیحات
برمو فنول رد کد 103023 مرک آلمان
Bromophenol red
indicator
Synonym(s): Bromophenol red, 3′,3′′-Dibromophenolsulfonphthalein, BPR
Analysis Note
Identity (UV/VIS-Spectrum): passes test
Transition range: pH 4.7 - pH 6.3 yellow to purple
Absorption maximum λ 1 (buffer pH 4.7): 435 - 440 nm
Absorption maximum λ 2 (buffer pH 6.3): 574 - 577 nm
Spec. Absorptivity A 1%/1cm (λ1max; 0.01 g/l; buffer pH 4.7; calculated on anhydrous substance): ≥ 380
Spec. Absorptivity A 1%/1cm (λ2max; 0.01 g/l; Puffer pH 6.3; calculated on anhydrous substance): ≥ 760
Water (according to Karl Fischer): ≤ 5 %
Bromophenol red
indicator
Synonym(s): Bromophenol red, 3′,3′′-Dibromophenolsulfonphthalein, BPR
Analysis Note
Identity (UV/VIS-Spectrum): passes test
Transition range: pH 4.7 - pH 6.3 yellow to purple
Absorption maximum λ 1 (buffer pH 4.7): 435 - 440 nm
Absorption maximum λ 2 (buffer pH 6.3): 574 - 577 nm
Spec. Absorptivity A 1%/1cm (λ1max; 0.01 g/l; buffer pH 4.7; calculated on anhydrous substance): ≥ 380
Spec. Absorptivity A 1%/1cm (λ2max; 0.01 g/l; Puffer pH 6.3; calculated on anhydrous substance): ≥ 760
Water (according to Karl Fischer): ≤ 5 %
مشخصات
Quality Level
form
solid
impurities
≤5% Water (Karl Fischer)
visual transition interval
4.7-6.3, yellow to purple
mp
230 °C (decomposition)
bulk density
770 kg/m3
Amax
435-440 nm (buffer pH 4.7)
574-577 nm (buffer pH 6.3)
storage temp.
2-30°C
InChI
1S/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
InChI key
OYCLSQDXZMROJK-UHFFFAOYSA-N
محصلات مشابه