Rabeprazole Sodium Standard

 1H-Benzimidazole, 2-[[[4-(3-methoxypropoxy)-3-methyl-2-pyridinyl]methyl]sulfinyl]-, Sodium Salt (1:1); 2-[[[4-(3-Methoxypropoxy)-3-methylpyridin-2-yl]methyl]sulfinyl]-1H-benzimidazole Sodium Salt; 1H-Benzimidazole, 2-[[[4-(3-methoxypropoxy)-3-methyl-2-pyridinyl]methyl]sulfinyl]-, Sodium Salt; 2-[[[4-(3-Methoxypropoxy)-3-methyl-2-pyridyl]methyl]sulfinyl]benzimidazole Sodium Salt; Rabeprazole Sodium; 1H-Benzimidazole, 2-({[4-(3-methoxypropoxy)-3-methyl-2-pyridinyl]methyl}sulfinyl)-, sodium salt; 2-({[4-(3-Methoxypropoxy)-3-methylpyridin-2-yl]methyl}sulfinyl)benzimidazole sodium salt (USP)