
In developing and manufacturing water purification chemicals, ChemFine International is widely known as a credible manufacturer with outstanding R&D and producing abilities. The phthalic anhydride series is one of the main products of ChemFine International. Being distinctly superior in fluorescent brightener 28, our products gain more and more popularity. This product retains its original appearance over time. The dust and other residues are not prone to build upon its surface.

We always adhere to the customer-oriented concept. By using advanced production technologies and mastering the market trends, we are confident to offer customers the best product solutions.