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NMN–Beta-Nicotinamide Mononucleotide

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Item 规格 Result Test Method
Active Ingredient
Assay(%,on dry basis) 99.00% ~ 102.00% 99.62% HPLC
Purity NLT 99.00% 99.91% HPLC
Excipient impurities PVP Free Negative GC
Physical Control
Identification 1H NMR spectra correspond to reference standard Conforms 1H NMR
13C NMR spectra correspond to reference standard Conforms 13C NMR
LC-MS retention time and m/z correspond to reference standard Conforms LC-MS
Appearance White to off-white crystalline powder Conforms Visual
Odor & taste Characteristic Conforms Organoleptic
Appearance of solution 5%w/v in water: Colorless to pale yellow and clear Conforms Organoleptic
Sodium Content NMT 1.0% Conforms GB5009.268-2016
Water Content NMT 1.0% 0.09% Karl Fischer
PH(1.0g/100mL(25℃) 3.0-4.5 3.68 ChP2020
Bulk Density 0.60-0.80g/ml 0.73g/ml USP-NF 2024
Residue Solvents Ethanol: NMT 500ppm 20ppm USP-NF 2024
Chemical Control
Arsenic (As) NMT 0.5ppm Conforms ICP-MS
Cadmium (Cd) NMT 0.5ppm Conforms ICP-MS
Lead (Pb) NMT 0.5ppm Conforms ICP-MS
Mercury  (Hg) NMT 0.1ppm Conforms ICP-MS
Microbiological Control
Total Plate Count NMT 1000cfu/g Conforms USP-NF 2024
Yeast & Mold NMT 100cfu/g Conforms USP-NF 2024
Salmonella Negative Negative USP-NF 2024
E.Coli Negative Negative USP-NF 2024
Staphylococcus Aureus Negative Negative USP-NF 2024
Pseudomonas aeruginosa Negative Negative USP-NF 2024
Bile-tolerant Gram-
Negative Bacteria		 Negative Negative USP-NF 2024
Candida albicans Negative Negative USP-NF 2024
Clostridia Negative Negative USP-NF 2024
Coliforms NMT 0.92MPN/g Conforms GB4789.3

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