For further processing only. Others NAD Grade II NAD, Grade II 3.2.2.1.2.1 free acid 10004626103 b-Nicotinamide-adenine Dinucleotide, II NAD, Grade II 14038377155217 Reagents, kits custom fill Not Available CustomBiotech product. Please contact your local representative. Will be supplied as "b-Nicotinamide-adenine Dinucleotide, II". Unit of measure is "kg". 53-84-9 en Use NAD, Grade II as a cofactor in a variety of diagnostic tests, such as for the determination of ethanol and lactate dehydrogenase. en Cofactor for dehydrogenases, e.g., lactate dehydrogenase. en Appearance: Colorless to slightly yellowish lyophilizateSolubility: Clear, colorless to slightly yellowish solution in water (c=200 mg/mL)β-NAD (enzymatic, A340): ≥94.5%NAD (A260, ε=17.6 [L x mmol-1 x cm-1]): ≥94.5%NAD (HPLC): ≥95 area%Water (K. Fischer): ≤3.5%Fe (AAS): ≤25 ppmAMP (enzymatic): ≤0.1%Ethanol (GC): ≤40 ppmAceton, isopropanol, methanol (GC): ≤0.1%, ≤0.15%, ≤0.15%Reaction rates (LDH) based on NAD II, acid: 95-105%A250/A260: 0.81-0.85A280/A260: 0.20-0.24Stability: At +2 to +8°C within specification range for 12 months. Store dry. en