Sample Request:
1. It is applicable to human serum, plasma or whole blood, including plasma samples prepared by clinical commonly used anticoagulants (EDTA, heparin, sodium citrate).
2. Samples shall be tested immediately after collection. If it cannot be detectedimmediately, the serum, plasma or whole blood samples to be tested can be stored at 2~8℃ for 5 days. If long-term storage is required, it should be placed at -20℃,and it is avoid repeated freezing and thawing of samples.
3. Before testing, slowly restore the refrigerated or frozen samples to room temperature and mix them carefully. When there is a visible particulate matter in the sample, it should be centrifuged before the test to remove the precipitate.
4. If the sample contains a large amount of lipid, hemolysis or turbidity in the sample, please do not use it to avoid affecting the result judgment.