Formula: C₁₀H₁₃N₅O₁₀P₂.Na₂

UV Spectral Analysis: Ratios at pH 7.5
A₂₅₀/A₂₆₀ (0.78 ± 0.03)
A₂₈₀/A₂₆₀ (0.16 ± 0.02)
ε at 260 nm (15.4 ± 0.5) x 10³

Purity: Determined by enzyme analysis with PK* and LDH* coupling system (≧ 95%)
*PK = Pyruvate kinase (EC 2.7.1.40.)
*LDH = Lactose dehydrogenase (EC 1.1.1.27.)

Sodium content: 10.0 ± 2.0% by flame photometry

Water Content: < 8% by Karl Fischer

Condition for Storage:
Keep tightly stoppered in the dark below 5°C.
For Prolonged storage, keep below -20°C.
ADP-Solution is stable over a broad range of pH 2-13.

Shipping Condition: Refrigerate