L-Leucine 1) GMP, Kosher, ISO 2) CAS No.: 61-90-5 3) Assay: 98.5-101.0% 4) Quality Standard: CP2010, EP5, AJI92 ... formula] C6H13NO2 [Molecular structure] [Molecular weight] 131.17 [CAS No.] 61-90-5 [Description] White crystals or crystalline powder [Specification] CP2010, EP5 ... Standard]ItemCP2010EP5AJI92USP31Assay≥98.5%98.5%~101.0%98.5~101.0%98.5~101.5%pH5.5~6.5 5.5~6.55.5~7.0Specific rotation[a ...