产品说明
分析说明
Identity (UV/VIS-Spectrum): passes test
Transition range: pH 7.1 - pH 8.3pinkbrownish - blue
Absorption maximum λ 1 (buffer pH 7.1): 470 - 485 nm
Absorption maximum λ 2 (buffer pH 8.3): 649 - 654 nm
Spec. Absorptivity A 1%/1cm (λ1max; 0.01 g/l; buffer pH 7.1; calc. on anhydrous substance): 100 - 180
Spec. Absorptivity A 1%/1cm (λ2max; 0.01 g/l; buffer pH 8.3; calc. on anhydrous substance): 360 - 520
Loss on drying (110 °C): ≤ 5 %
基本信息
经验(实验)分子式 | C28H18O4 |
分子量 | 418.44 |
MDL编号 | MFCD00036202 |
EC索引号 | 209-875-5 |
产品性质
质量水平 | 200 |
缺失 | ≤5% loss on drying, 110℃ |
mp | 253-255 ℃ |
堆积密度 | 350 kg/m3 |
储存温度 | 2-30℃ |
InChI | 1S/C28H18O4/c29-25-15-13-23(17-7-1-3-9-19(17)25)28(22-12-6-5-11-21(22)27(31)32-28)24-14-16-26(30)20-10-4-2-8-18(20)24/h1-16,29-30H |
InChI key | HQHBAGKIEAOSNM-UHFFFAOYSA-N |
安全信息
储存分类代码 | 11 - Combustible Solids |
WGK | WGK 3 |
闪点(F) | Not applicable |
闪点(C) | Not applicable |