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For further processing only. Others NADH Grade II NADH, Grade II 3.2.2.1.4.1 disodium salt 10 004 642 103 10004642103 b-NADH, Reduced, Disodium Salt, Grade II NADH, Grade II Reagents, kits 250 g or custom fill Not Available CustomBiotech product. Please contact your local representative. Will be supplied as "b-NADH, Reduced, Disodium Salt, Grade II". Unit of measure is "kg". 606-68-8 en 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. en Cofactor for a variety of dehydrogenases, e.g., malate dehydrogenase and lactate dehydrogenase. en Appearance: White to slightly yellowish amorphous powder
Solution (c=50 mg/mL water): Clear, colourless to slightly yellowish
NADH (enzymatic): ≥84.0%
NADH (A340, ε=6.3 [L x mmol-1 x cm-1]): ≥84.0%
NADH (A260, ε=14.3 [L x mmol-1 x cm-1]): ≥85.0%
Na (flame photometric): 6.5±0.5%
Water (K. Fischer): ≤6.0%
Ethanol (GC) ≤4.0%: Corresponds
NAD (enzymatic) ≤1.00%: Corresponds
AMP (enzymatic) ≤0.20%: Corresponds
Reaction rates (LDH); based on standard
sample dissolved freshly: 95-105%
A260/A340: ≤2.40
A260/A240: 1.57-2.17
Stability: At +2 to +8°C within specification range for 12 months, stored dry, under nitrogen and protected from light. en