DIAGNOSTIC METHODS: Concentrations

1. What is the recommended time and speed for centrifugation for the concentration method? Why is this important?

2. What is the purpose of the concentration procedure?

3. Why is the flotation concentration used less frequently than the sedimentation concentration?

4. What specific gravity zinc sulfate should be used for the flotation concentration procedure?

5. How should the concentration wet preparation be examined?

6. What semi-automated methods are available to read the concentration sediments?

7. Tips and Pitfalls!