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  CN201010124993.5 reports a method for preparing CdTe quantum dots in a low-temperature aqueous phase. This method is simple, inexpensive, energy-saving, environmentally friendly, and suitable for large-scale production. The method uses dithiocarbamate as a stabilizer and water as a solvent. A solution of cadmium salt and ligand is prepared in a certain proportion, injected into an aqueous solution of sodium or potassium telluride, and reacted in a low-temperature water bath for a certain time to obtain water-dispersible CdTe quantum dots.;

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