form
nanoparticles
Quality Segment
contains
sodium citrate as stabilizer
concentration
0.02 mg/mL in aqueous buffer
refractive index
n20/D 1.333
particle size
40 nm
density
0.990 g/mL at 25 °C
fluorescence
λem 412 nm FWHM 63 nm
storage temp.
2-8°C
SMILES string
[Ag]
InChI
1S/Ag
InChI key
BQCADISMDOOEFD-UHFFFAOYSA-N
General description
我们的银纳米粒子(直径 40 nm)是分散在水性柠檬酸盐缓冲液中的金属球形银纳米粒子。该缓冲液可稳定分散体;柠檬酸离子吸附在银纳米粒子表面并形成防止聚集的保护层。由于粒径小,纳米粒子表现出量子限制光学特性,最显著的是发射波长(λem)为 412 nm,半峰全宽 (FWHM) 仅为 63 nm——这要归功于粒子的单分散性。光电特性与高表面积相结合,使我们的银纳米粒子可用于生物传感器和荧光成像,灵敏地检测生物分子、病原体和环境污染物。
Application
- Silver as acrolein hydrogenation catalyst: intricate effects of catalyst nature and reactant partial pressures.:研究用银作为丙烯醛氢化反应的催化剂,着重在催化剂性质和反应气体分压的复杂作用,揭示化工生产应用前景(Bron et al., 2007)。
- Surface-enhanced Raman analysis of sulfa drugs on colloidal silver dispersion.:用胶体银分散体通过表面增强拉曼光谱(SERS)分析磺胺药物。可改进药物研究的检测方法(Sutherland et al., 1990)。
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signalword
Warning
hcodes
pcodes
Hazard Classifications
Aquatic Acute 1 - Aquatic Chronic 1
存储类别
12 - Non Combustible Liquids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
