Microfluidics-based nanoparticle synthesis system, and device and method using same

A microfluidics-based nanoparticle synthesis system, comprising:

• a microfluidic chip;
• a reagent bottle, wherein the reagent bottle is connected to the microfluidic chip;
• and
• a flow control assembly, wherein the flow control assembly comprises a pressure controller the pressure controller is configured for controlling a pressure in the reagent bottle;
• wherein the reagent bottle comprises an organic phase reagent bottle and an aqueous phase reagent bottle, and
• the organic phase reagent bottle and the aqueous phase reagent bottle are respectively connected to an organic phase port of the microfluidic chip and an aqueous phase port of the microfluidic chip;
• the system further comprises:
• a collection bottle for collecting a first fluid, wherein the first fluid is discharged from an outlet of the microfluidic chip;
• a diluent bottle, wherein a pressure in the diluent bottle is also controlled by the pressure controller;
• a mixer component, wherein the mixer component is respectively connected to the diluent bottle, the outlet of the microfluidic chip and the collection bottle, wherein a second fluid and the first fluid is mixed in the mixer component before the first fluid and the second fluid enters the collection bottle, wherein the second fluid is discharged from the diluent bottle.

A device using a microfluidics-based nanoparticle synthesis system, wherein the microfluidics-based nanoparticle synthesis system comprises:

• a microfluidic chip:
• a reagent bottle, wherein the reagent bottle is connected to the microfluidic chip;
• and
• a flow control assembly, wherein the flow control assembly comprises a pressure controller, the pressure controller is configured for controlling a pressure in the reagent bottle;
• wherein the device comprises a bench, wherein a microfluidic chip assembly and the flow control assembly are provided above the bench, and an organic phase reagent bottle, an aqueous phase reagent bottle, an organic phase washing solution bottle, and an aqueous phase washing solution bottle are provided side by side below the bench;
• and a waste liquid bottle is provided at an inner side of the reagent bottle, and a height-adjustable sampling needle assembly is provided on each of the organic phase reagent bottle and the aqueous phase reagent bottle.