BNP (1-32), rat Description A brain diuretic-natriuretic and vasorelaxant peptide found in the brain and atrium of rats. Specifications Cas No. 133448-20-1 Product ID B5560 Product Name BNP (1-32), rat Formula Wt. 3453.01 Store Temp +4oC References Kojima M, Minamino N, Kangawa K, Matsuo H. Biochem Biophys Res Commun. 159: 1420-6 (1989).