Optical brighteners
| MPI Brandname | CAS | Chemical name |
|---|---|---|
| MPI Bright 100 * | 7128-64-5 | 2,5-thiophenediylbis(5-tert-butyl-1,3-benzoxazole) |
| MPI Bright 882 | 7128-64-5 | 2,5-thiophenediylbis(5-tert-butyl-1,3-benzoxazole) & booster; min. 30% more efficient than MPI Bright 100 |
| MPI Bright 200 | 1533-45-5 | 2,2’-(vinylenedi-p-phenylene)bisbenzoxazole |
| MPI Bright 793 | 1533-45-5 | 2,2’-(vinylenedi-p-phenylene)bisbenzoxazole & booster; min. 30% more efficient than MPI Bright 200 |
| MPI Bright 300 | 1533-45-5 | 2,2’-(vinylenedi-p-phenylene)bisbenzoxazole & brightener enhancer |
| MPI Bright 420 | 5089-22-5 | 2,2'-(naphthalene-1,4-diyl)bis(benzoxazole) |
| MPI Bright 450 | 5242-49-9 | 2-[4-[2-[4-(benzoxazol-2-yl)phenyl]vinyl]phenyl]-5- methylbenzoxazole |
| MPI Bright CBS-X | 27344-41-8 | disodium-2,2'-([1,1'-biphenyl]-4,4'- diyldivinylene)bis(benzenesulphonate) |
| MPI Bright FP 127 | 40470-68-6 | 4,4'-bis(2-methoxystyryl)-1,1'-biphenyl |
* Certificates for food contact compliance are available upon request



