Testing Status of 7-(2H-Naphtho[1,2-d]triazol-2-yl)-3-phenylcoumarin M980009
- C.I. Fluorescent Brightener 236
- FB 236
- 2H-1-Benzopyran-2-one, 7-(2H-naphtho(1,2-d)triazol-2-yl)-3-phenyl-
- Leucophor EGA
Substituted coumarin-type fluorescent whitening agent used with natural & synthetic fibers. Also used in plastics, in photographic film layers, in electrophotographic toners, & UV-detecting resins. It has been approved by the FDA as an indirect food additive for food packaging materials.