If you have difficulty on fine filtration and separation in your process,maybe you can have a try on crossflow ceramic membrane technology. It could bring a significant result to separate the solid from liquid solution under nanometer accuracy. Plenty successful cases on ceramic membrane can be shared with you to help find a solution on your needs.
TFT can offer you full range products from MF/UF ceramic membrane,Zeolite Pervaporation membrane, Lab pilot unit, scaled-up membrane system for process industry.