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羟基萘酚蓝

  • 英文名:
  • Hydroxynaphthol blue
  • 别名:
  • 色酚兰;羟基萘酚蓝,金属滴定分析指示剂
  • CAS号:
  • 63451-35-4
  • 分子式:
  • C20H11N2Na3O11S3
  • 分子量:
  • 620.47
  • MDL:
  • MFCD00036393
货号产品规格您的折扣价(RMB)市场价包装品牌可用库存购买数量
K100013-5g 金属滴定指示剂 ¥520元 ¥556元 EA 进分 预计交期2-3天
K100013-1g 金属滴定指示剂 ¥180元 ¥216元 EA 进分 有货(4)
备注:我公司提供产品均为科研试剂,仅供科学研究使用,不得用于临床、食用及其他用途,谢谢您的配合! 订购热线:13916911576 13916701566

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MSDS与安全信息

质检证书(CoA)

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    • 介绍: HNB是钙的金属指示剂,碱土金属离子、稀土金属离子、铀离子的比色试剂。HNB易溶于水和乙醇,HNB的水溶液在pH 7-12时呈蓝色,pH >13时呈红色,在pH 10且有钙离子存在时呈粉红色。碱土金属离子和稀土金属离子的检测范围分别为1-600 ppm和1-300 ppm。复合物的最大波长是650 nm。HNB也被用于UO2(II)的检测。据报道,HNB的质子解离常数为pKa4=6·44, pKa5=12·91 (?=0·1,24℃)。
    • 储存条件: RT
    • 用途: 金属滴定指示剂,用于碱土金属离子, 稀土金属离子的检测
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