Zeolite for oxygen concentrators in India can be sourced from chemical suppliers or specialized industrial material providers. Companies such as Zeolyst International, Tosoh, and Honeywell UOP supply molecular sieves globally and might have distributors in India. Additionally, online platforms like IndiaMART and Alibaba offer zeolite 13X and LiX for oxygen concentrators. It’s important to verify the quality and specifications to ensure suitability for oxygen generation.