纯度：参考随货COA；温度：15-25 °C；分子式：C20H18NO4Cl × 2 H2O；分子量：407.85；说明：primary级别，随货COA一般含 HPLC NMR MS UV IR 等图谱Special Notes：The counterion and water are determined quantitatively and treated as impurities in the calculation of the absolute purity. The assigned absolute purity on the certificate of analysis therefore refers to the pure berberine.；