There is. It is avaiable from a variety of sources

https://www.neb.com/products/s6651-chitin-resin

Thank you for your reply. However, according to literature, my POI has a chitin binding domain but how can i know will it actually bind to the chitin resin? Are all kind of chitin binding domain bind to chitin? only on type of chitin resin available?

u can just but some chitin resin and incubate your protein with it overnight 4°C, the run a western