1) Collect 0.5-1ml blood, centrifuge at 3000r/min for 3-5min to separate serum. Or be static at 4℃ overnight, separate the serum naturally.
2) Take out the test card( return to room temperature firstly if store in cold), put it on desk flatly.
3) Use dropper to Add 3 drops of sample vertically and slowly to the sample hole with “S” mark.
4) Read the test results between 10 ~ 20 minutes.
The result will invalid after 20 minutes.