酚红钠盐 细胞培养验证 CAS 34487-61-6

	货号	2460	存储条件	室温储存不要冷冻, 避免光照
	规格	50 g	价格	2544
	Ex (nm)	557	Em (nm)
	分子量	376.36	溶剂	Water
	产品详细介绍

简要概述

产品基本信息

货号：2460

产品名称：酚红钠盐 细胞培养验证

CAS：34487-61-6

规格：50g

储存条件：-15℃避光防潮

保质期：12个月

产品物理化学光谱特性

分子量：376.36

溶剂：水

激发波长(nm)：557

发射波长(nm)：N/A

产品介绍

酚红（也称为苯酚磺酞或PSP）是pH指示剂，常用于细胞生物学实验室。其颜色在6.6至8.0的pH范围内呈现从黄色到红色的逐渐过渡。高于pH 8.1，酚红变成亮粉色（紫红色）。当细胞在组织培养中生长时，它们生长的培养基保持接近生理pH。添加到生长培养基中的少量酚红在正常条件下将呈粉红色。如果出现问题，死亡细胞产生的废物或污染物过度生长会引起pH值的变化，导致指示剂颜色发生变化。

参考文献

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