M/s Javerchand Khimji Rangwala is the manufacturer of White WHN Cake Optical Brightners. M/s Javerchand Khimji Rangwala is an ISO 9001:2000 certified company. The White WHN Cake Optical Brightners fall under the category of basic dyes. The C.I number of White WHN Cake Optical Brightner is Brightner 253. The White WHN Cake Optical Brightners are used in industries like cotton, viscose/rayon, paper and pulp.