荧光素钠 CAS 518-47-8
| Ex (nm) | 498 | Em (nm) | 517 |
| 分子量 | 376.27 | 溶剂 | Water |
| 存储条件 | 在零下15度以下保存, 避免光照 |
产品基本信息
产品名称：荧光素，二钠盐*荧光参考标准*
CAS：518-47-8
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：376.27
外观：橙色粉末
溶剂：水
激发波长(nm)：498
发射波长(nm)：517
产品介绍
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，在水中的大发射为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。
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 | 265.767 µL | 1.329 mL | 2.658 mL | 13.288 mL | 26.577 mL |
| 5 mM | 53.153 µL | 265.767 µL | 531.533 µL | 2.658 mL | 5.315 mL |
| 10 mM | 26.577 µL | 132.883 µL | 265.767 µL | 1.329 mL | 2.658 mL |
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