10 boxes Formaldehyde Air Rapid Test Kit, The latest 20 level formaldehyde colorimetric card , Home/Office Self Testing DIY Indoor Air Testing

This Formaldehyde Air Rapid Test Kit is used for rapid and semi-quantitative testing of air formaldehyde without the need for any equipment. It is great for on-site testing of formaldehyde inside home, office, hotel, hospital, school, furniture, car and other internal space. Easy determination of formaldehyde concentration range by inspecting the liquid color and comparing to a 20-level formaldehyde self testing colorimetric card. Health Hazard of Formaldehyde: Acute Effects; Chronic Effects; Ca

$ 24.80