Rat Substance P, Sp Elisa Kit for detecting Substance P, Sp in serum, plasma, cell culture supernates, tissue homogenates. Species Reactivity: Rat (Rattus norvegicus). Detection Range: 6.25-400pg/ml. Sensitivity: 1.56pg/ml. Format: 96-Well Plate. Assay Type: Sandwich. Assay Time: 1-5h. Restrictions: For Research Use Only. Not for use in diagnostic procedures.