The Grant bio mini magnetic stirrer MMS-3000 is a compact magnetic stirrer for handling small volumes in routine laboratory procedures such as pH metering, extraction and dialysing. Adjustable speed control: 0 to 3000 rpmStirring volume: 20 litresQuiet operation, small size - fits neatly into the workspaceEasy to use graduated dial for quick and convenient selection of mixing speedRugged stainless steel plate provides a working surface of 110 x 110 mmSupplied with a stirrer rod