INTRODUCTION

The following procedures are provided for analysis of different forms of vitamin C as ascorbic acid (C₆H₈O₆), sodium ascorbate (C₆H₇NaO₆), and calcium ascorbate dihydrate (C₁₂H₁₄CaO₁₂·2H₂O) or their mixtures in finished dosage forms, as Capsules, Tablets, or Oral Solutions.