Optical Brightener DMS-X

Chemical Name:

2,2′-([1,1′-Biphenyl]-4,4′-diyldi-2,1-ethenediyl)bis-benzenesulfonic acid disodium salt


Synonym Name:

Tinopal DMS-X, Tinopal AMS-X, Fluorescent Brightener 71(FB 71) , C.I.71, Fluorescent Brightener DMS-X(AMS-X)


AppearanceWhite or light yellow even granule
Water content≤3%


Optical Brightener DMS-X(AMS-X) could be used on synthetic detergent powder and soaps. Better resistance to chloride bleaching than VBL, the most favorite dyeing bath pH value is 7-10, light fastness is 4th grade. The dosage used in the detergent industry is 0.1-0.5%, in the dyeing industry is 0.1-0.3%.

Optical brightener DMS-X can be solved with hot water and form about 10% solution. It should be used immediately when the solution is ready and avoid sunlight. but owing to introducing the morpholine group, its properties of perborate resistance and resistance to acid have been improved. The most favorable dyeing bath PH is 7-10, Light fastness is 4 grade. It is widely used in detergent industry.

DMS-X can be used in the detergent industry, for the synthetic detergent, toilet soap, and soap bars, suitable for fabric of cotton fiber, nylon, etc, taking an excellent whitening effect on artificial fiber, polyamide, vinylon, also has well whitening effect on casein fiber, amide plastic.

Handing and Safety: 

>For additional handing and toxicological information, please consult us for Maternal Safety Date Sheet.


25kg per drum or bag,or according to customers’ requirements.


optical brightener dms 71 tds baoxu chemical

optical brightener dms 71 msds baoxu chemical