Human Complement Component 4d (C4d) ELISA Kit for detecting C4d in serum, plasma, other biological fluids. Species Reactivity: Human (Homo sapiens). Detection Range: 2.19-140ng/ml. Sensitivity: 0.92ng/ml. Format: 96-Well Plate. Assay Type: Double-antibody Sandwich. Detection Method: Colormetric. Assay Time: 3h. Accession Number: P0C0L5. Gene ID: 100293534. Restrictions: For Research Use Only. Not for use in diagnostic procedures.