- Article
Quality Evaluation of the Root Bark Epidermis of Peony by HPLC-DAD-ESI-MS/MS
- Huimin Xiao,
- Xinwen Huang,
- Feiyu Xie,
- Mengzhen Fan,
- Yanhua Xie,
- Siwang Wang and
- Jinming Gao
8 February 2026
The annual output of Moutan Cortex is significant, but the epidermis of the root bark of peony (EPRP), as a by-product of Moutan Cortex, is typically discarded. To achieve full use of resources, this study aimed to develop an HPLC fingerprint analysi...

