229857

亜セレノ酸

99.999% trace metals basis

• 別名: 亜セレン酸
• 化学式: H₂SeO₃
• CAS番号: 7783-00-8
• 分子量: 128.97
• EC Number: 231-974-7
• MDL番号: MFCD00011331
• UNSPSCコード: 12352300
• PubChem Substance ID: 24853753
• NACRES: NA.23

特性

• 品質水準: 200
• アッセイ: 99.999% trace metals basis
• フォーム: solid
• mp: 70 °C (dec.) (lit.)
• 密度: 3.004 g/mL at 25 °C (lit.)
• SMILES記法: O[Se](O)=O
• InChI: 1S/H2O3Se/c1-4(2)3/h(H2,1,2,3)
• InChI Key: MCAHWIHFGHIESP-UHFFFAOYSA-N

詳細

詳細

Selenous acid is a dibasic acid. It is the oxoacid of selenium and can be formed by adding selenium dioxide gas to water. Selenous acid shows analogy to sulfurous acid. As a crystalline solid, the molecules are arranged in a pyramid and in a solution it behaves as a diprotic acid.

アプリケーション

• Selenic acid etching assisted vacancy engineering for designing highly active electrocatalysts toward the oxygen evolution reaction: Examination of the use of selenous acid in vacancy engineering for electrocatalysts (Zhang et al., 2021).
• Europium (III) Catalysis for Reduction of Thionine Dye by Selenous Acid in Aqueous Sulfuric Acid Solutions: Study on the kinetics and mechanism of selenium(IV) reduction in aqueous sulfuric acid solutions (Fawzy, 2016).

包装

Packaged in High-Density Polyethylene (HDPE)

安全性情報

• ピクトグラム: GHS06,GHS08,GHS09
• シグナルワード: Danger
• 危険有害性情報: H301 + H331,H373,H410
• 注意書き: P260 - P264 - P273 - P301 + P310 - P304 + P340 + P311 - P314
• 危険有害性の分類: Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2
• 保管分類コード: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 3
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable
• 個人用保護具 (PPE): Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges