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100 Gram |
FOB Price:USD 400.0000 -450.0000 |
Pharmaceutical intermediate Quality NADH grade AAA NADH
Purity: > 98%
Moisture:<8%
Appearance: White to yellowish powder
Solubility: (c=200mg/ml)Clear, colorless to yellowish solution in water
PH value in water: Approximately 3.0 (c=50mg/ml)
Heavy metal(as Pb): No more than 20ppm
Stability: Stable at +2 to +8 C
NADH DISODIUM SALT NICOTINAMIDE-ADENINE DINUCLEOTIDE (REDUCED) DISODIUM SALT
Appearance Purity determined by |
White to yellowish lyophilized powder |
Enzymatic Assay (ADH) HPLC NADH contents (anhydrous basis) |
≥ 95% ≥ 95% ---- |
Water contents |
< 8% |
Na contents |
6.5±1.5% |
β-NAD (HPLC) |
< 2% |
Organic solvents(Methanol, ethanol, Acetone, Isopropanol) determined by GC: |
each<0.1% |
Heavy metals (as Pb) Arsenite (As) |
≤ 5ppm ≤ 1ppm |
NADH (A340, ε= 6.3 (1×mmol-1×cm-1) |
≥ 90% |
NADH (A260, ε= 14.3 (1×mmol-1×cm-1) Ratio at pH 10 |
≥ 90% |
A250/A260 A280/A260 A340A260 |
0.82±0.03 0.23±0.02 0.43±0.01 |
pH value in water(100mg/ml) |
7.0-10.0 |
Total Bioburden |
< 100 CFU/g |
Coliform |
< 100 CFU/g |
Yeast and moulds |
< 100 CFU/g |
Salmonella |
negative |
Staph.aureus |
negative |
E.coli |
negative |
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