ESR rack

Instructions:

1. Put the ESR detector on the level place.

2.Using the ESR tube to collect the blood and mixing well. (Turn over 6-7times).

3.Put the tube upright on the ESR detector. The tube blue graduation line flush with rack top.

4.Wait for 30mins, align the plasma concave in ESR tube to the zero scale of the ESR detector, read the data by aligning the upper surface of erythrocyte to the scale on the ESR detector.