339261
氢氟酸
48 wt. % in H2O, ≥99.99% trace metals basis
别名:
HF
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关于此项目
经验公式（希尔记法）:
HF
化学文摘社编号:
分子量:
20.01
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352106
MDL number:
Assay:
≥99.99% trace metals basis
Concentration:
48 wt. % in H2O
Form:
liquid
vapor density
1.27 (vs air)
Quality Level
vapor pressure
25 mmHg ( 20 °C)
assay
≥99.99% trace metals basis
form
liquid
concentration
48 wt. % in H2O
density
1.15 g/mL at 25 °C (lit.)
SMILES string
[H+].[F-]
InChI
1S/FH/h1H
InChI key
KRHYYFGTRYWZRS-UHFFFAOYSA-N
General description
氢氟酸（HF）是浓度为 48% 的 HF 水溶液。它本质上具有弱酸性。含水氢氟酸主要用于蚀刻半导体中的硅和生产无机氟化物。HF也可用作氟化剂和脱保护剂。作为氟化剂，它还与有机碱形成配合物。
Application
氢氟酸被用于：
- 构成合成 TiO2 纳米管阵列的电解质。
- 作为玻璃纤维的蚀刻剂。
- 作为合成锐钛矿型 TiO2 纳米晶体/纳米片的封端剂。
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Eye Dam. 1 - Skin Corr. 1A
存储类别
6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 2
法规信息
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全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 339261-4X100ML | 04061826752319 |
| 339261-800ML-PW | 04061837760112 |
| 339261-100ML | 04061826752302 |
| 339261-800ML | 04061826752326 |
| 339261-100ML-PW | 04061837760105 |