Sigma Scientific Glass Pvt. Ltd offers Liquid-Liquid Extraction Unit. Sigma Scientific Glass Pvt. Ltd is an ISO 9001:2000 certified company. Liquid-Liquid Extraction Unit is used in educational institutions, R&D centers and industries. This unit is sometimes called solvent extraction and it is the separation of constituents of a liquid solution by contact with another insoluble liquid. The unit described here is for a semi-batch operation. The Liquid-Liquid Extraction Units are available in vessel sizes 10, 20 and 50 liters and they are suitable for operation under atmospheric pressure. They can be modified according to specific process need due to modular construction.