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亚硒酸氢钠

亚硒酸氢钠
别名 亚硒酸一氢钠
识别
CAS号 7782-82-3  checkY
PubChem 23669629
ChemSpider ID56414
SMILES
 
  • O[Se](=O)[O-].[Na+]
性质
化学式 HNaO3Se
摩尔质量 150.96 g·mol−1
外观 固体
溶解性 可溶
危险性
GHS危险性符号
《全球化学品统一分类和标签制度》(简称“GHS”)中有毒物质的标签图案《全球化学品统一分类和标签制度》(简称“GHS”)中对人体有害物质的标签图案《全球化学品统一分类和标签制度》(简称“GHS”)中对环境有害物质的标签图案
GHS提示词 Warning
H-术语 H301, H331, H373, H410
P-术语 P260, P261, P264, P270, P271, P273, P301+316, P304+340, P316, P319, P321, P330, P391, P403+233
相关物质
其他阴离子 亚硫酸氢钠
相关化学品 亚硒酸钠
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

亚硒酸氢钠是一种无机化合物,化学式为NaHSeO3,它是亚硒酸钠的酸式盐之一。它存在无水物和三水合物,三水合物在300.3±0.3 K(约27 °C)时失水,得到无水物,无水物在366.2±0.5 K(约93 °C)分解为Na2Se2O5[1]

参考文献

[编辑]
  1. ^ Åke Olin. Chemical Thermodynamics Volume 7 - Chemical Thermodynamics of Selenium. Elsevier B.V. 2005. ISBN 0-444-51403-1. pp 419. V.15.3.2.3 NaHSeO3(cr) and NaH3(SeO3)2(cr).
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亚硒酸氢钠
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