News, regulatory updates & sampling instructions
Practical guidance from the bench, how to collect a sample correctly, what changing regulations mean for your projects, and what's new at IRIS.
From the lab
News, regulatory updates, and sampling guidance from IRIS. New articles are published here regularly.
Lead in School Drinking Water: Understanding Testing Requirements and How to Protect Students
January 14, 2026For parents, teachers, and administrators, the safety of the school environment is paramount. While attention often focuses on security and air quality, a silent,…
Read → MoldThe Hidden Risks of Mold in HVAC Systems: What Property Managers Must Know in 2025
January 14, 2026The start of 2025 brings renewed focus on the health and safety of commercial properties across the United States. While many facility managers prioritize…
Read → AsbestosAsbestos in Older Homes: How Homeowners Can Stay Safe During Renovations
January 14, 2026The dream of renovating an older home often comes with the excitement of uncovering hidden potential. However, for any house built before 1980, that…
Read → LeadHow To Test For Lead Paint In 5 Ways
October 14, 2025Lead paint is one of those hidden hazards that can linger in older homes long after the last renovation. It might look harmless on…
Read → MoldWhat Happens During An HVAC Mold Inspection
October 13, 2025Homeowners often think of mold inspection as a search for stains on walls or musty odors in basements. In reality, the first signs of…
Read → LeadNYC Lead Testing Requirements: A Quick Guide
October 12, 2025Lead-based paint has been banned for decades. However, in New York City, the risks remain real. Many apartments and multifamily homes built before 1960…
Read → LeadHow Much Does Lead Testing Cost?
October 11, 2025Across the United States, countless homes and buildings built before 1978 still carry a hidden risk: lead paint. This material, once commonly used in…
Read → LeadHow Long Does A Lead Inspection Take?
October 10, 2025Peeling paint on a windowsill or cracked layers on an old doorframe may look like nothing more than routine maintenance. Yet, for homes built…
Read → UncategorizedNew Report: Over 150 Million Americans Exposed to Dangerous Levels of Air Pollution
September 22, 2025EPA standards indicate rising health risks—laboratories like IRIS play a key role in monitoring indoor and outdoor air quality In late April, the American…
Read → MoldHow Long Does A Mold Test Take?
September 13, 2025Mold can affect both your property and health. Many homeowners and business owners want to know, “How long does a mold test take?” The…
Read →