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2. Optical brightener - Wikipedia

   en.wikipedia.org/wiki/Optical_brightener

   Laundry detergent fluorescing under ultraviolet light. Optical brighteners, optical brightening agents (OBAs), fluorescent brightening agents (FBAs), or fluorescent whitening agents (FWAs), are chemical compounds that absorb light in the ultraviolet and violet region (usually 340-370 nm) of the electromagnetic spectrum, and re-emit light in the blue region (typically 420-470 nm) through the ...

3. 4,4′-Diamino-2,2′-stilbenedisulfonic acid - Wikipedia

   en.wikipedia.org/wiki/4,4′-Diamino-2,2...

   4,4′-Diamino-2,2′-stilbenedisulfonic acid is the organic compound with the formula (H 2 NC 6 H 3 SO 3 H) 2 C 2 H 2.It is a white, water-soluble solid. Structurally, it is a derivative of trans-stilbene, containing amino and sulfonic acid functional groups on each of the two phenyl rings.

4. (E)-Stilbene - Wikipedia

   en.wikipedia.org/wiki/(E)-Stilbene

   E)-Stilbene itself is of little value, but it is a precursor to other derivatives used as dyes, optical brighteners, phosphors, and scintillators. [25] Stilbene is one of the gain mediums used in dye lasers. [26] 4,4 ′-diamino-2,2 ′-stilbenedisulfonic acid is a popular optical brightener used in some laundry detergents.

5. The 11 Products I Legit Swear By For Maintaining My Red Hair ...

   www.aol.com/11-products-legit-swear-maintaining...

   Ahead, the best shampoos, conditioners, masks, glosses, and more for maintaining red hair at home, according to a redheaded editor and two celeb colorists. The 11 Products I Legit Swear By For ...

6. 15 Shampoos That Repair Dry, Brittle, and Damaged Hair - AOL

   www.aol.com/lifestyle/15-shampoos-repair-dry...

   For premium support please call: 800-290-4726 more ways to reach us

7. Laundry detergent - Wikipedia

   en.wikipedia.org/wiki/Laundry_detergent

   Most detergents use a combination of various surfactants to balance their performance. Until the 1950s, soap was the predominant surfactant in laundry detergents. By the end of the 1950s so-called "synthetic detergents" (syndets) like branched alkylbenzene sulfonates had largely replaced soap in developed countries.

8. Fluorescence - Wikipedia

   en.wikipedia.org/wiki/Fluorescence

   The blue light emitted by the brightener compensates for the diminishing blue of the treated material and changes the hue away from yellow or brown and toward white. Optical brighteners are used in laundry detergents, high brightness paper, cosmetics, high-visibility clothing and more.

9. The 14 Best Shampoos for Color-Treated Hair, According to ...

   www.aol.com/lifestyle/14-best-shampoos-color...

   Sephora. If you love Color Wow’s Dream Coat Spray, their shampoo is equally popular for color-treated hair. Formulated with coconut-derived ingredients, one of our editors recommended this ...