Product Description（产品描叙）

Absorbance coefficients: 14.3 x 10³ l x mol^-1 x cm^-1 at 260 nm, 6.18 x 10³ l x mol^-1 x cm^-1 at 334 nm (Hg), 6.3 x 10³ l x mol^-1 x cm^-1 at 340 nm, 3.4 x 10³ l x mol^-1 x cm^-1 at 365 nm (Hg)
    Absorbance maximum: 260 nm and 340 nm
    Formula: C₂₁H₂₇N₇O₁₄P₂Na₂
    Molecular weight: NADH-Na₂: M_r = 709.4, NADH: M_r = 665.4
    pH value in water: 7.5 ± 0.5 (100 mg/ml)
    Stability:
        Solid: stable at +2 to +8°C, stored dry and protected from light
        Solution: 10 mg/ml in Na-bicarbonate buffer, pH 9, contains at least 95% NADH after 4 weeks at +2 to +8°C

Quality(质量标准)

Purity: 98% β-NADH-Na₂ based on dry weight (enzymatically and absorbance at 340 nm), 99% (absorbance at 260 nm),  A_260 nm-A_340 nm: <2.40
   Organic solvents: <4% (GC)

EC Material Safety Data Sheets（安全说明）
MSDS for catalog: 10128023001

Price（产品报价）

货号	名称	产地	规格	报价	库存
10128023001	NADH-Na2还原型辅酶Ⅰ二钠	Roche	250mg	165	是
10128023001	NADH-Na2还原型辅酶Ⅰ二钠	Roche	500mg	300	是
10128023001	NADH-Na2还原型辅酶Ⅰ二钠	Roche	1g	550	是

                        NAD          NADH           NADP           NADPH