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. Reference substance is methyl dodecylbenzene sulphonate (MBAS: 342 g/mol) (Reaction basis according to DIN 38409-H23-1).
Data and ordering information
REF 985 032
Type tube test 0-32
Range 0.20 – 4.00 mg/L MBAS
Sufficient for 20 determinations
Shelf life at least 2 years
Sea water suitability yes, after dilution (1+19)