Monitor 3721+

• State of the art monitor design
• Simple, cost-effective and convenient
• Easy to use, just clip the monitor to shirt lapel, collar, or pocket
• Monitors are small and lightweight and will not interfere with employee activities
• A valid method for air sampling and analysis of formaldehyde and certain other aldehydes
• No batteries, hoses or pumps or needed to use the monitor to sample air
• It has fiberglass coated with 2,4-dinitrophenylhydrazine (DNPH) for easy collection of aldehydes and is typically used in health care, laboratories, and in the chemical, pulp/paper, foundry and textile industries

Specifications:
Hazard: Formaldehyde