荧光素 CAS 2321-07-5
英文名称：Fluorescein *CAS 2321-07-5*
产品参数
| Ex (nm) | 498 | Em (nm) | 517 |
| 分子量 | 332.31 | 溶剂 | DMSO |
| 存储条件 | 在零下15度以下保存, 避免光照 |
产品概述
产品基本信息
产品名称：荧光素荧光参照标准
CAS：2321-07-5
储存条件：-15℃避光防潮
保质期：24个月
产品物理化学光谱特性
分子量：332.31
外观：橙色粉末
溶剂：DMSO
激发波长(nm)：498
发射波长(nm)：517
产品介绍
荧光素是美国AAT Bioquest生产的荧光染料。荧光素，二钠盐是荧光素的水溶性形式（见产品＃1）。 荧光素是一种广泛用于显微镜检测，法医学和血清学检测的荧光团，用于检测潜在的血迹。 荧光素在490nm处具有大吸收，在水中的发射为514nm。 它具有6.4的pKa和多个电离平衡以及460nm的等吸收点。 这导致pH依赖性吸收和发射在5至9的范围内。百萤生物是AAT Bioquest的中国代理商，为您提供优质的荧光素。
溶解方案(溶剂以说明书为准)
| 0.1 mg | 0.5 mg | 1 mg | 5 mg | 10 mg | |
| 1 mM | 300.924 µL | 1.505 mL | 3.009 mL | 15.046 mL | 30.092 mL |
| 5 mM | 60.185 µL | 300.924 µL | 601.848 µL | 3.009 mL | 6.018 mL |
| 10 mM | 30.092 µL | 150.462 µL | 300.924 µL | 1.505 mL | 3.009 mL |
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