1. CAS No.：12768-92-2                                                                                                                                                         2. Dark blue liquid.                                                                                                                                                                      3. Specially used for whitening cotton & linen, applicable to impregnation, steam steaming and other processes.                                                                                 4. Good alkali resistance. Stabilized against perborates and peroxides.                                                                                                                                                      

5. Customizable color shade.