To compare reagent prices using Dingxiang Tong, you can follow these steps: 1.Visit the Dingxiang Tong Website 2.Search for the Reagent:   Use the search bar to find the specific reagent you are interested in. For example, if you are looking for a particular chemical reagent from Sigma-Aldrich, you can search for it directly. 3.Filter by Price and Supplier:   After...