产品名称９/div>
596-01-0
1-Naphtholphthalein
产品介绍９/div>
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 1 (buffer pH?7.1): 470 - 485 nm
Absorption maximum 2 (buffer pH?8.3): 649 - 654 nm
Spec. Absorptivity A 1%/1cm (1max; 0.01?g/l; buffer pH?7.1; calc. on anhydrous substance): 100 - 180
Spec. Absorptivity A 1%/1cm (2max; 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)分子弎/td> |
C28H18O4 |
| 分子野/td> |
418.44 |
| MDL编号 |
MFCD00036202 |
| EC索引叶/td> |
209-875-5 |
产品性质
| 质量水平 |
200 |
| 缺失 |
5% loss on drying, 110ℂ/td> |
| mp |
253-255 ℂ/td> |
| 堆积密度 |
350 kg/m3 |
| 储存温度 |
2-30ℂ/td> |
| 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 |
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