NAD+ (Nicotinamide Adenine Dinucleotide) is supplied as a lyophilized research material for laboratory investigation. This product is intended exclusively for controlled in vitro research and analytical applications. Specifications Quantity: 500mg vials, 10 vials per kit Form: Lyophilized powder Purity: ≥ 99% (HPLC) Identity Verification: Mass Spectrometry Appearance: White to off-white powder Storage: Cool, dark place Stability: Refer to Certificate of Analysis Certificate of Analysis (COA) available per batch.