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919136

Sigma-Aldrich

CdSe/ZnS core-shell type quantum dots

oleic acid functionalized, fluorescence λem 650 nm, 5 mg/mL in toluene

Synonym(s):

Fluorescent nanocrystals, QDs

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About This Item

Linear Formula:
CdSe/ZnS
UNSPSC Code:
26111700
NACRES:
NA.23

form

liquid

Quality Level

100

concentration

5 mg/mL in toluene

fluorescence

FWHM 25-30 nm
λem 650 nm
, quantum yield ≥70

functional group

oleic acid

storage temp.

2-8°C

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General description

Surface ligand: Oleic Acid

Application

CdSe/ZnS quantum dots (QDs) with carboxylic acid in water.The unique size and composition tunable electronic property of these very small, semiconducting quantum dots make them very appealing for a variety of applications and new technologies. Applications include biomedical imaging and sensing, diagnostics, displays and photovoltaics.

Caution

Do not freeze.

Signal Word

Danger

Hazard Classifications

Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 2 - Repr. 2 - Skin Irrit. 2 - STOT RE 2 - STOT SE 3

Target Organs

Central nervous system

WGK

WGK 3

Flash Point(F)

39.2 °F

Flash Point(C)

4 °C

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PDSCL

Poisonous substance

PRTR

Specified Class I Designated Chemical Substances
Class I Designated Chemical Substances

FSL

Group 4: Flammable liquids
Type 1 petroleums
Hazardous rank II
Water insoluble liquid

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

919136-BULK:
919136-VAR:
919136-10MG:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Bioconjugation of quantum dots: Review & impact on future application
Foubert A, et al.
TrAC, Trends in Analytical Chemistry, 83, 31-48 (2016)
Jun Yao et al.
Acta biomaterialia, 74, 36-55 (2018-05-08)
According to recent research, nanotechnology based on quantum dots (QDs) has been widely applied in the field of bioimaging, drug delivery, and drug analysis. Therefore, it has become one of the major forces driving basic and applied research. The application

Articles

Advances in Colloidal Quantum Dots for Applications in the Visible Spectrum

Colloidal quantum dots are nano-meter sized, single-crystalline semiconductor fragments that can have highly customizable optical, electronic, and chemical properties through controlled synthesis.

Quantum dot technology

Colloidal quantum dots have a variety of potential applications ranging from bio-imaging, lighting, and displays to solar cells and security tags.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

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