Bring all reagents of the to room temperature before beginning 8-hydroxy-2'-deoxy-guanosine (8-OHdG) ELISA assay kit. Determine the number of microwells needed for the assay (each sample, standard, and control should be assayed in duplicate). Bring all reagents and samples to room temperature (20 25°C) before use. Sample Types: serum, urine, biological samples. Range: 0.5 - 200 ng/mL. Sensitivity: 0.5 ng/mL. Time: 3.5 hours ? The Eagle Biosciences 8-hydroxy-2'-deoxyguanosine (8-OHdG) ELISA assay kit is intended for the quantitative determination of adduct 8-hydroxy-2'-deoxy-guanosine (8-OHdG) in urine, serum or biological samples by enzyme linked immunoassay (ELISA). The 8-hydroxy-2'-deoxyguanosine (8-OHdG) ELISA assay kit is for research use only and not to be used in diagnostic procedures.