For further processing only. Others Thio-NAD Thio-NAD 3.2.2.1.6.1 free acid 04635396103 Thio-NAD free acid Thio-NAD Reagents, kits custom fill Not Available CustomBiotech product. Please contact your local representative. Will be supplied as "Thio-NAD free acid". Unit of measure is "g". 4090-29-3 en Use Thio-NAD instead of NAD in enzymatic reactions to measure the reaction kinetics at 405 nm, e.g., kinetic enzyme cycling methods using Thio-NAD and NADH. en NAD analog with an absorbance maximum of thio-NADH at 405 nm. en Appearance: Yellowish powder Solubility: Clear, colorless to slightly yellowish solution in water (c=37 mg/mL) Thio-NAD (A259, ε=19.7 [L x mmol-1 x cm-1]): ≥95% Water (K. Fischer): ≤4% A398/A340 (against water) : ≤0.124 A236/A259 (against water) : 0.640-0.670 A296/A259 (against water) : 0.244-0.264 Revision of absorption in presence of 0.4 mmol/L NADH: ≤0.001 abs/min Ca (AAS): No limit Mg (AAS): No limit Stability: At -15 to -25°C within specification range for 12 months. en