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, which is extracted with dichloromethane.
Data and ordering information
REF 985 047
Type tube test 0-47
Range 0.3 – 15.0 mg/L Triton® X-100
Sufficient for 20 determinations
Shelf life at least 2 years
Sea water suitability no