Quantikine IVD ELISA, Human sTfR Immunoassay kit. Product Usage: The QuantikineTM IVDTM sTFR Enzyme linked immunosorbent assay is intended for the measurement of sTfR concentration in human serum or plasma as an aid in the diagnosis of iron deficiency anemia, especially the differential diagnosis of iron deficiency anemia and anemia of chronic disease.

The Human sTfR Quantikine IVD ELISA Kit, catalog # DTFR1, lot P180151 was packed with the incorrect control data card number 750228.4.

R&D Systems, Inc. notified partners on about 11/01/2018 via email. Instructions to Partners included to quarantine and destroy all affected kits on hand, complete and return the Medical Device Recall Return Response form by 11/19/2018, and update and send to customers if further distributed the provided customer letter and Partner Medical Device Recall Return Response form. Both must be sent to each affected partner's customer. Add customer-specific information to the editable Partner Customer Medical Device Recall Return form (replace highlighted text) and include your office email. On your Company stationary, prepare a cover letter for this (1) Recall Notification Customer Letter and (2) partner customer Medical Device Recall Return Response form. Should you mail a hard copy of the letter and Medical Device Recall Return Response Form, address the return envelopes to your office. Additionally partners were instructed to follow up to ensure each affected customer returns a response form, and send all completed returned response form to [email protected].