30107

フッ化水素酸

puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥48%

• 別名: HF
• 実験式（ヒル表記法）: HF
• CAS番号: 7664-39-3
• 分子量: 20.01
• EC Number: 231-634-8
• MDL番号: MFCD00011346
• UNSPSCコード: 12352106
• PubChem Substance ID: 329753436
• NACRES: NA.21

特性

• グレード: ACS reagent; puriss. p.a.
• 認証: reag. ISO; reag. Ph. Eur.
• 蒸気密度: 1.27 (vs air)
• 蒸気圧: 25 mmHg ( 20 °C)
• アッセイ: ≥48%
• 形状: liquid
• 不純物: ≤0.005% hexafluorosilic acid (H₂SiF₆)
• 強熱残分: ≤0.0005% (as SO₄)
• 密度: 1.15 g/mL at 25 °C (lit.)
• 微量陰イオン: chloride (Cl^-): ≤1 mg/kg; phosphate (PO₄^3-): ≤0.5 mg/kg; sulfate (SO₄^2-): ≤2 mg/kg; sulfite (SO₃^2-): ≤2 mg/kg
• 微量陽イオン: Ag: ≤0.02 mg/kg; Al: ≤0.05 mg/kg; As: ≤0.05 mg/kg; Ba: ≤0.1 mg/kg; Be: ≤0.02 mg/kg; Bi: ≤0.1 mg/kg; Ca: ≤0.5 mg/kg; Cd: ≤0.01 mg/kg; Co: ≤0.02 mg/kg; Cr: ≤0.02 mg/kg; Cu: ≤0.02 mg/kg; Fe: ≤0.2 mg/kg; Ge: ≤0.05 mg/kg; K: ≤0.1 mg/kg; Li: ≤0.02 mg/kg; Mg: ≤0.2 mg/kg; Mn: ≤0.05 mg/kg; Mo: ≤0.05 mg/kg; Na: ≤0.2 mg/kg; Ni: ≤0.02 mg/kg; Pb: ≤0.05 mg/kg; Sr: ≤0.02 mg/kg; Ti: ≤0.1 mg/kg; Tl: ≤0.05 mg/kg; V: ≤0.05 mg/kg; Zn: ≤0.05 mg/kg; Zr: ≤0.1 mg/kg
• SMILES記法: [H+].[F-]
• InChI: 1S/FH/h1H
• InChI Key: KRHYYFGTRYWZRS-UHFFFAOYSA-N

詳細

詳細

フッ化水素酸(HF)は、有機フッ素化合物および無機フッ化物の製造のためにフッ素源として一般的に使用される強無機酸です。有機合成における脱保護試薬としても使用されます。また、酸性溶液中で強いSi-O結合を切断してSiF6− 2イオンを形成するためにも使用されます。

アプリケーション

• Speciation of tin ions in oxide glass containing iron oxide through solvent extraction and inductively coupled plasma atomic emission spectrometry after the decomposition utilizing ascorbic acid.: This study explores the speciation of tin ions in iron oxide-containing glass, utilizing ascorbic acid for decomposition followed by solvent extraction and analysis via inductively coupled plasma atomic emission spectrometry, highlighting a novel analytical chemistry application of hydrofluoric acid (Saijo Y et al., 2022).


• Physicochemical and morphological characterization of a glass ceramic treated with different ceramic primers and post-silanization protocols.: This paper discusses the effects of various ceramic primers and silanization protocols on the physicochemical properties and morphology of glass ceramics, contributing to analytical chemistry by elucidating the interactions and stability of treated surfaces (Moreno MBP et al., 2019).


• Effect of Surface Cleaning Regimen on Glass Ceramic Bond Strength.: Investigates the impact of different surface cleaning regimens, including the use of hydrofluoric acid, on the bond strength of glass ceramics, providing insights into optimal surface treatment methods in material science and analytical chemistry (Lapinska B et al., 2019).

安全性情報

• ピクトグラム: GHS06,GHS05
• シグナルワード: Danger
• 危険有害性情報: H300 + H310 + H330,H314
• 注意書き: P260 - P270 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• 危険有害性の分類: Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Eye Dam. 1 - Skin Corr. 1A
• 保管分類コード: 6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• WGK: WGK 2
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable