Websites for buying chemical products include:

1. China Chemical Network: A domestic professional chemical website with a relatively concentrated supply and abundant resources.

2. Gaide Chemical Network: It integrates a large amount of supply and demand information and a list of chemical companies. The number of products with CAS numbers has reached 2 million, and the content coverage is relatively rich.

3. Chemical Home: It ranks relatively high in the industry, has relatively rich information, and has a fast search speed.

4. Yiteng Chemical Network: A time-honored brand in the chemical industry, with a wide variety of products and fast raw material procurement.

5. China Chemical Industry Mall: A well-known online shopping mall for chemical products, with rich products and guaranteed quality.

6. Chemical Valley: A professional chemical e-commerce platform that provides the latest price information and market analysis of chemical products.

7. Alibaba Chemical Market: The world's largest online chemical market that provides the latest price information and market analysis of chemical products.

8. Petrochemical Mall: An online mall that brings together more than 3,000 chemical companies and more than 1 million chemical products, supporting purchase inquiries.

9. Chemical Street: A professional chemical product trading platform that provides comprehensive chemical product information and supports purchase inquiries.

The above is for reference only.