Indoor formaldehyde measurement. Formaldehydmessung in Innenraumen

The recommended limits for formaldehyde in indoor air are 0.1 ppm (0.12mgm-3). There are several ways of measuring the formaldehyde concentration, including sampling tubes. Describes a newly-developed sampling tube measurement technique capable of detecting formaldehyde concentrations from 0.04 to 2.5ppm.