Pipette Service - Rainin - METTLER TOLEDO, Convenient mail-in service – No scheduling required48-hour service turnaround, get your pipettes back quicklyISO 17025 accredited by NVLAPCalibrated to manufacturers' tolerancesTight temperature, humidity, vibration controlsMETTLER TOLEDO MCP multichannel balances – we test every channel on multichannel pipettesFree in.