Is your Beckman Coulter LS6500 failing efficiencies?
Service AI
Check the following:
Inspect the sample vials to ensure they are securely sealed.
Ensure the instrument is calibrated and set up properly.
Verify that you have accurately corrected for decay using the Half-life Tables, and that your computations are correct.
Replace LS6500 Elevator Cap.
Inspect the detector reflector housing. If it looks dirty, replace the reflector housing.