ชุดทดสอบฟอร์มาร์ดีไฮล์ Tube Test (0.20 – 10.00 mg/l HCHO)
NANOCOLOR® Formaldehyde 10
Photometric determination of formaldehyde
Photometric determination of formaldehyde by the acetylacetone method
Formaldehyde reacts with ammonium ions and acetylacetone to a yellow dye.
The comparability of the results obtained with the tube test NANOCOLOR® Formaldehyde 10 with the results measured with the standardised perforator method according to DIN EN 120 was checked and certified by the eph (Development- and test laboratory for wood technology) in Dresden.
Data and ordering information
Cat. No. 985 046
Type tube test 0-46
Range 0.20 – 10.00 mg/l HCHO
when using semi-micro cuvettes 50 mm
(Cat. No. 919 50): 0.02 – 1.00 mg/l HCHO
Sufficient for 20 determinations
Shelf life at least 2 years
Sea water suitability no
Remarks Requires special filter 412 nm!