The Cobas b 101 Lipid Panel disks are for the Cobas b 101 testing device. The disk can determine the following parameters. Cholesterol Triglycerides HDL LDL After applying blood to the disk follow screen prompts. Ensure that the disk in inserted into the device within 8 minutes of the initial sample. After placing the disc into the machine close the lid to the device and the test begins. After 6 minutes results will show on the screen. This pack is for ten individual lipid panel test disks.