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溴甲酚绿-甲基红指示剂(非无菌)

Top0146
RT避光
1年
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Catalog No. Specification List Price Preferential Price VIP Beijing Harbin Shenyang Guangzhou Quantity Cart
Top0146 100ml $20.64
Top0146 500ml $61.92
Product Name
Introduction：

产品说明（仅供参考）:

u 本产品仅用于科研，不可用于其他。

u 指示剂(Indicator)是一种辅助试剂，是化学试剂中的一类；可用于检验溶液的酸碱性、滴定分析中用来指示滴定终点、环境检测中检验有害物质等。在一定介质条件下，其颜色能发生变化、能产生浑浊或沉淀、发生荧光现象等。根据发生的化学反应的不同，指示剂的种类也不相同，包括酸碱指示剂、氧化还原指示剂、金属离子指示剂、吸附指示剂、荧光指示剂等。其中最常用的是酸碱指示剂。

u 本产品由甲基红、溴甲酚绿、醇类溶液配制而成，经过滤除杂处理。

u 溴甲酚绿-甲基红指示剂，是溴甲酚绿和甲基红混合而成的一种变色范围更窄的指示剂。常用于盐酸标准溶液的标定。

u pH 5.0 以下为暗红色，pH 5.1 为灰绿色，pH 5.2 以上为绿色。

u 常用作HCl标准溶液标定的指示剂，变色域很窄，是工业碳酸钠现行国家标准中指定的指示剂。 

使用说明（仅供参考）：

按实验具体要求进行。

These protocols are for reference only. Biotopped does not independently validate these methods.

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