Mouse Secretory Immunoglobulin A (sIgA) CLIA Kit is a Sandwich CLIA Kit for use with Serum, plasma, saliva and other biological fluids. Please note that this kit is also available as an ELISA Kit. Quantitative Fluorometric Sandwich ELISA. Sample Types: serum, plasma, saliva and other biological fluids. Range: 0.156 ng/ml - 10 ng/ml. Sensitivity: < 0.069 ng/ml