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| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 4059219 | 5 G | 3170 | 2-5天 | 4-6周 |
产品别名
2800-80-8
Bromophenol Red
3′,3′′-Dibromophenolsulfonphthalein, BPR
基本信息
| Empirical Formula【经验(实验)分子式】 | C19H12Br2O5S |
| Molecular weight | 512.17 |
| EC Index Number【EC索引号】 | 220-538-1 |
| Analysis Note【分析说明】 | 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 % |
产品性质
| Quality Level【质量水平】 | 200 |
| impurities【杂质】 | ≤5% Water (Karl Fischer) |
| mp | 230 ℃ (decomposition) |
| bulk density【堆积密度】 | 770 kg/m3 |
| storage temp.【储存温度】 | 2-30℃ |
| 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 |
安全信息
| Storage Class Code【储存分类代码】 | 11 - Combustible Solids |
| WGK | WGK 3 |
