Product Description CBUS Powder ( OBA 71 ) is a DASDA based Fluorescent Whitening Agent for Detergent, for Cellulose fibers, polyamide fibers and fabric whitening. Fluorescent brightener Lemonite CBUS is ionic with blue light. The best dye bath is pH : 7-10. Recommended dose for detergent is 0.1% - 0.3% on the weight of Detergent. It depends on requirement & local washing condition. Product origin : Ahmedabad, Gujarat