These two devices are SR-1401A oil demulsification performance test equipment and SR-892 lubricant foam characteristics tester. 

SR-892 lubricating oil foaming tendency analyzer meets with Standard Test Methods for Foaming Characteristics of Lubricating Oils GB/T 12579, ASTM D892 and IP146, used for determination of the foaming tendency and stability of lubricating oil, hydraulic oil, gear oil, fire-resistant oil etc.

SR-1401A oil water separability tester meets with GB / T7305, ASTM D1401 Test Method for Water Separability of Petroleum Oils and Synthetic Fluids and GB/T7605 Test Method for Demulsification of Turbine oil In Operation.