Sitagliptin System Suitability Mixture (20 mg) (Sitagliptin Phosphate containing about 0.2% of S-enantiomer)

Skim Milk Powder (20 g)

Skim Milk Powder with Melamine - Level A (20 g)

Skim Milk Powder with Melamine - Level C (20 g)

Skim Milk Powder with Melamine - Level D (20 g)

Skim Milk Powder with Melamine - Level E (20 g)

Sodium Acetate (1 g)

Sodium Acetate Trihydrate (1 g)

Sodium Ascorbate (200 mg)

Sodium Benzoate (1 g)