Photometric determination with diazotized 4-nitroaniline. Phenol reacts with diazotised 4-nitroaniline to form a red dye. The color can fluctuate between yellow, brown and red with other phenols. In addition to phenol most phenol derivatives are determined, too.
REF: 918 75
Type: standard test 1-75
Range: 0.01 - 7.0 mg/L Phenol
Sufficient for: 500 determinations*
Shelf life: 3 years
Sea water suitability: yes**
* Maximum number, the actual number of tests depends on the sample volume ** Please read the leaflet