Complement C3

C3 is the third complement component. It is one of a group of serum proteins that are active in the body’s immune response. Complement C3 is an opsonic protein, playing a role in destroying infectious agents. The level of the 3rd complement component (C3) in serum can be used to help identify immunological disorders, especially those associated with deficiencies of complement components.


  • For the quantitative measurement of human complement C3 (3rd complement component) by immunoturbidimetric assay.
  • Reagents are ready to use and do not require reconstitution.

Control: ITA Controls

Product Available in select countries in the following territories:

Americas - Not available in all countries. Contact us for availability.


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Ordering Information

Name Size Part Package Insert
COMPLEMENT C3 4x20 mL (R1); 2x10 mL (R2) KAI-009 N/A

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