Paramount Minerals and Chemicals Limited is the manufacturer of Parawhite P Powder. Paramount Minerals and Chemicals Limited is an ISO 9001: 2000 Certified Company. The Parawhite P Powder is a versatile optical brightener for the paper industry. This is available in bluish to neutral white shade. The Parawhite P Powder is excellent for surface application on size press, coating and also for internal application in the pulp/stock. This also works in acidic and alkaline medium. The C.I Number of Parawhite P Powder is Tetrasulphonic Stilbene Derivative. The strength as per STD is 300 percent.