Chemical products encompass a vast array of substances used in various industries, including manufacturing, agriculture, medicine, and more. If you're looking to purchase chemical products, there are several platforms where you can find them:

1. Knowde offers a marketplace for ingredients and raw materials, providing access to over 8,000 suppliers and their catalogs.

2. Global Chemical Network is a trading platform designed for chemical suppliers and buyers to connect and conduct business.

3. ChemicalBook is a platform that provides information and procurement services for chemical products.

4. DirectIndustry offers industrial manufacturers of chemical product filter cartridges, which can be relevant for those in the chemical industry looking for specific filtration solutions.

When purchasing chemical products, it's important to consider factors such as the purity of the product, the safety data sheet (SDS), the reputation of the supplier, and the regulatory compliance of the products. Always ensure that you are purchasing from a reputable source to guarantee the quality and safety of the chemicals you need.