| abstract |
The present application discloses a standard reference substance of Radix Rhizoma Rhizoma Radix, its separation and purification method, and a detection method. The separation and purification method can effectively and stably prepare a Radix Rhizoma Rhizoma Rhizoma Rhizoma Standard Reference Substance, and the prepared Radix Rhizoma Rhizoma Rhizoma Standard Reference Substance contains 7 components at the same time. It can be used as a standard control when evaluating the quality of medicinal materials, decoction pieces, formula granules or medicines and their preparations containing Radix Rhizoma Rhizoma Rhizoma. |