NANOCOLOR® Formaldehyde 8
Photometric determination of formaldehyde
Photometric determination with chromotropic acid
Formaldehyde reacts with chromotropic acid in sulphuric acid solution to form a violet dye.
Data and ordering information
Cat. No. 985 041
Type tube test 0-41
Range 0.1 – 8.0 mg/l HCHO
Sufficient for 20 determinations
Shelf life at least 2 years
Sea water suitability no
