The pharmaceutical laboratory membrane separation device is an experimental equipment specifically designed for various researchers to conduct membrane separation experiments Install a small roll type membrane module and conduct low-pressure reverse osmosis, nanofiltration, and ultrafiltration tests separately by replacing different specifications of membrane modules. Features: Compact and compact system, easy to operate on the desktop; No leakage, low liquid flow rate; Adopting imported standard membrane components with reliable performance; Convenient component replacement and easy experimental operation. Install a 0.2-0.4 square meter roll type membrane module, and perform low-pressure reverse osmosis, nanofiltration, and ultrafiltration tests separately by replacing different specifications of membrane modules.