NANOCOLOR® Nonionic surfactants 15 Photometric determination of nonionic surfactants. Nonionic surfactants (ethoxylates with 3 to 20 ether bridges) react with an indicator (TBPE = Tetrabromphenolphthaleinethylester) to form a complexe, Read More »
NANOCOLOR® Cationic surfactants 4 Photometric determination of cationic surfactants. Photometric determination with disulfine blue. Read More »
NANOCOLOR® Anionic surfactants 4 Photometric determination of anionic surfactants. Under suitable conditions anionic detergents react with methylene blue to form a colored complex, which is extracted with an organic phase according to DIN 38 409-H23. Read More »
