The commonly employed equipments for dispersing nanoparticles in the basefluid are magnetic stirrers, ultrasonic bath, homogenizers, high-shear mixers, and bead mills.

Source:

Ali, N., Teixeira, J. A., & Addali, A. (2018). A Review on Nanofluids: Fabrication, Stability, and Thermophysical Properties. Journal of Nanomaterials, 2018, 1–33. doi:10.1155/2018/6978130

Dear Almuzaiqer,

It is so obvious that using one step method plays very significant role to obtain better results. But it is not affordable method economically.

Best regards.

Dear Redhwan Almuzaiqer,

This link maybe useful for you :

https://www.sciencedirect.com/science/article/pii/S1386947718300547