M/s Javerchand Khimji Rangwala offers White BB Conc - 200 Percent Optical Brightners. M/s Javerchand Khimji Rangwala is an ISO 9001:2000 certified company. The White BB Conc - 200 Percent Optical Brightners fall under the category of basic dyes. The C.I number of White BB Conc - 200 Percent Optical Brightner is Brightner 24. The White BB Conc - 200 Percent Optical Brightner is used in industries like cotton, viscose/rayon, paper and pulp.