Optical brightener ingredients for skin contact should be washed off with soap and plenty of water. Do not use organic solvents. Optical brightener ingredients for Eye contact, should be rinsed immediately with plenty of water for at least 15 minutes. In case of eye irrittation, seek medical attention.
CAS NO.1533-45-5 Optical Brightener OB-1 is kind of plastics additives can absorb UV light then emit visible blue light to reduce the yellowish and make the products more white. Optical Brightener OB-1 mainly used in whitening of polyester and plastic, as well in whitening of Nylon during polymerization,also used in ABS, PS, HIPS, PA, PC, PP, PET,EVA, PVC, etc.