NADH, Grade II
For further processing only.
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NADH, Grade II material number and pack size: Material Number Pack Size 10004642103 250 g or custom fill
- Cofactor for a variety of dehydrogenases, e.g., malate dehydrogenase and lactate dehydrogenase.
- Use NADH, Grade II, as a cofactor in a variety of diagnostic tests, such as for glutamate dehydrogenase, lactate dehydrogenase, α-hydroxybutyrate dehydrogenase, aminotransferases and urea.
Molecular weight: 709.4 D (NADH: 665.4 D) Appearance: White to slightly yellowish amorphous powder
Solubility: Clear, colorless to slightly yellowish solution in water (c=50 mg/mL)
NADH-Na2 (calculated from value found enzymatically, based on dry weight): ≥98%
NADH (enzymatic): ≥84%
NADH (A340, ε=6.3 [L x mmol-1 x cm-1]): ≥84%
NADH (A260, ε=14.3 [L x mmol-1 x cm-1]): ≥85%
Na (flame photometric): 6.5±0.5%
Water (K. Fischer): ≤6%
NAD (enzymatic): ≤1%
AMP (enzymatic): ≤0.2%
Ethanol (GC): ≤4%
Reaction rates (LDH) based on standard: 95-105%
Stability: At +2 to +8°C within specification range for 12 months. Keep under nitrogen. Protect from light. Store dry.