Rat CPB1 ELISA Kit is a sandwich ELISA kit for use with Serum, plasma and other biological fluids. This assay has high sensitivity and excellent specificity for detection of CPB1. No significant cross-reactivity or interference between CPB1 and analogues was observed. Please note that this kit is also available as a CLIA Kit. Quantitative Colorimetric Sandwich ELISA. Sample Types: serum, plasma and other biological fluids. Range: 0.781 ng/ml - 50 ng/ml. Sensitivity: < 0.28 ng/ml