3. Add 200 µl diluted restriction buffer (1X) to labeled 1.5-ml microcentrifuge tubes.
4. Carefully remove plug from TE with spatula and place in a sterile disposable Petri dish or on large glass slide.
5. Cut a 2.0 to 2.5mm wide slice from each test samples and the appropriate number of S. ser. Braenderup H9812 standards with a single edge razor blade (or scalpel, cover slip, etc.) and transfer to tube containing diluted restriction