Analysis Note
Assay (β-NAD, enzymatically with ADH; calc. on anhydrous substance): ≥ 95 %Assay (spectrophotometrically): ≥ 95.0 %Identity (IR-spectrum): passes testAppearance: White to almost white, fine powder eventuel slightly yellowish.pH (10 g/l, water): 2.5 - 3.0Absorption maximum λmax. (buffer pH 7.0): 259 - 261 nmSpec. Absorptivity A1%/1cm (λmax.; 0,01 g/l; buffer pH 7.0; calc. on anhydrous substance): 255 - 270Water (according to Karl Fischer): ≤ 7.0 %
This product has met the following criteria: