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******紫钠盐
中文名称:******紫钠盐,5,5′-二***邻***磺酞钠盐英文名称:BCP,Na;Bromocresolpurolesodiumsalt,5,5′-Dibromo-o-cresolsulfonphthaleinsodiumsalt分子式:C21H15Br2NaO5S分子量:562.22CAS编号:62625-30-3性状:橙色结晶。溶于水。熔点255℃(分解)。***大吸收波长585(379)nm。储存:密封干燥保存。用途:指示剂。pH变色范围5.2(黄)~6.8(紫)。)