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About This Item
经验公式（希尔记法）:
H4FN
CAS号:
分子量:
37.04
MDL编号:
UNSPSC代码:
12352301
EC索引号:
235-185-9
NACRES:
NA.21
方案:
≥98.0% (NH4F basis, precipitation titration)
等级:
ACS reagent
表单:
solid
溶解性:
820 g/L
推荐产品
等级
ACS reagent
质量水平
产品线
EMSURE®
方案
≥98.0% (NH4F basis, precipitation titration)
表单
solid
杂质
≤0.005% Insoluble matter
≤0.5% Ammonium hydrogen difluoride
≤5% Water
灼烧残渣
≤0.01%
pH值（酸碱度）
6 (20 °C, 50 g/L in H2O)
溶解性
820 g/L
密度
1.01 g/cm3 at 20 °C
堆积密度
250‑350 kg/m3
痕量阴离子
chloride (Cl-): ≤0.001%
hexafluorosilicate (SiF62-): ≤0.1%
sulfate (SO42-): ≤0.005%
痕量阳离子
Fe: ≤0.0005%
K: ≤0.002%
Na: ≤0.002%
heavy metals (as Pb): ≤0.0005%
储存温度
15-25°C
SMILES字符串
F.F.N
InChI
1S/2FH.H3N/h2*1H;1H3
InChI key
KVBCYCWRDBDGBG-UHFFFAOYSA-N
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应用
- Ammonium Fluoride in Analytical Chemistry: Ammonium fluoride is extensively used in chromatographic analyses as demonstrated in the synthesis of bifunctional magnetic polymers for the pretreatment and determination of specific metabolites in plasma samples, enhancing both the selectivity and sensitivity of the detection processes (Sun et al., 2024).
- Silica Synthesis: The compound is used in the activation mechanism for the synthesis of hydrated silica from industrial waste, showcasing its role in promoting environmental sustainability and material recovery (Duan et al., 2024).
- Energy Storage Materials: In the field of energy storage, ammonium fluoride acts as a structuring agent in the systematic design of single metal compounds, which are crucial for developing advanced battery technologies (Kuo et al., 2023).
- Environmental Safety and Photocatalysis: It also finds application in environmental safety and photocatalytic processes, where it is used to enhance the photocatalytic activity of materials for biomass conversion and CO2 reduction, contributing to cleaner energy solutions (Liu et al., 2023).
联系
Replaces: AX1295; AX1295-1
分析说明
Assay (precipitation titration, NH₄F): ≥ 98.0 %
Ammonium hydrogen difluoride (NH₄HF₂): ≤ 0.5 %
Chloride (Cl): ≤ 0.001 %
Hexafluorosilicate (SiF₆): ≤ 0.1 %
Sulfate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.002 %
Na (Sodium): ≤ 0.002 %
Water: ≤ 5 %
Insoluble matter: ≤ 0.005 %
Residue on ignition: ≤ 0.01 %
Conform to ACS
Ammonium hydrogen difluoride (NH₄HF₂): ≤ 0.5 %
Chloride (Cl): ≤ 0.001 %
Hexafluorosilicate (SiF₆): ≤ 0.1 %
Sulfate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.002 %
Na (Sodium): ≤ 0.002 %
Water: ≤ 5 %
Insoluble matter: ≤ 0.005 %
Residue on ignition: ≤ 0.01 %
Conform to ACS
法律信息
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
警示用语：
Danger
危险分类
Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral
储存分类代码
6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
WGK
WGK 1
闪点(°F)
does not flash
闪点(°C)
does not flash
法规信息
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