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797928

Sigma-Aldrich

Fluorescent silica nanobeads

25 nm, lyophilized

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Synonym(s):
Fluorescent beads, Fluorescent nanoparticles, Silica nanoparticles
Linear Formula:
SiO2
Molecular Weight:
60.08
UNSPSC Code:
12352302
NACRES:
NA.23

Quality Level

form

powder

particle size

25 nm

fluorescence

λem 590 nm

UV absorption

λ: 570 nm Amax

storage temp.

2-8°C

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Application

The use of labeling or staining agents has greatly assisted the study of complex biological interactions in biology and the fluorescent labeling of biomolecules has been demonstrated as an indispensable tool in many biological studies. By virtue of excellent fluorescence properties the silica nanobeads find application in biological labeling, bioimaging, biosensing etc.

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

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Geometrical confinement of quantum dots in porous nanobeads with ultraefficient fluorescence for cell-specific targeting and bioimaging
P-J Chen, S-H Hu, W-T Hung, S-Y Chen, and D-M Liu,
Journal of Materials Chemistry, 22(19), 9568-9575 (2012)
Luminescent nanomaterials for biological labelling
F. Wang, W. B. Tan, Y. Zhang, et al.
Nanotechnology, 17(1), R1-R13 (2006)

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