The purchase price of dried rhubarb varies with the region, quality and market demand. Generally speaking, its price is between 20 yuan and 50 yuan per catty. Of course, if it is high-quality dried rhubarb, the price may be higher. In addition, the purchase price should also consider factors such as purchase volume and transaction mode. Thank you for your inquiry. Good luck in your work and all your wishes come true! Rhubarb is a widely used Chinese herbal medicine, and its rhizome is called dried product. Here are some possible places to buy dried rhubarb:

Medicinal materials market: dried rhubarb can be found in medicinal materials markets in many cities. Generally speaking, there are many suppliers in the medicinal materials market who provide various types of Chinese medicinal materials, including dried rhubarb.

Medicinal material wholesalers: Similar to the medicinal material market, medicinal material wholesalers usually have large stocks of dried rhubarb. You can contact them to find out whether they offer dried rhubarb and the price.

3. Chinese herbal medicine agents: Chinese herbal medicine agents are merchants who purchase Chinese herbal medicines from the place of origin, process and package them and supply them to pharmacies, hospitals and other places. You can contact the Chinese herbal medicine agent and ask if there is any dried rhubarb.

4. Network platform: There are many Chinese herbal medicine e-commerce platforms, where you can search for dried rhubarb and get the required medicinal materials through online purchase. No matter which way you choose to get dried rhubarb, please make sure that the goods you buy are authentic, standard and legally certified. If necessary, please consult relevant experts before purchasing to ensure safety and effectiveness.