Stevia Leaf Extract Details Product Name: Stevia Leaf Extract Herb Source: Stevia Rebaudiana Bertoni. Part Used: Leaf Active Ingredients: Stevioside, Rebaudioside A D C E , Dulcoside A Appearance: White fine powder Specification: Stevioside 80%-98% test by HPLC Molecular Formula: C20H30O3 Molecular Weight: 318.45 CAS#: 471-80-7 Rebaudioside A 40%-98% test by HPLC Molecular Formula: C38H60O18 Molecular Weight: 804.8722 CAS#: 58543-17-2 …