Knowledge Hub
Regulatory updates, technical guides, and best practices from our team of certified environmental health and safety professionals.
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COVID-19 permanently changed how building owners, healthcare administrators, and employers think about indoor air quality. In 2024, these trends are shaping facility investments and compliance expectations.
An effective environmental monitoring (EM) program is the backbone of a USP 797-compliant pharmacy. From sampling locations to action/alert limits, here's how to build a program that satisfies both the standard and state board inspectors.
Biosafety cabinets are the primary barrier between laboratory workers and biohazardous materials. NSF/ANSI 49 certification covers far more than just a HEPA scan — here's a complete breakdown of what's tested.
HEPA filter integrity testing — also called DOP or PAO testing — is the only reliable way to confirm that a filter installation is leak-free. Learn what the test involves, how often it's required, and red flags to watch for.
ISO 14644-1 defines cleanroom classes from ISO 1 to ISO 9 based on airborne particulate concentrations. Understanding how classification testing works — and when it expires — is critical for facility managers.
The 2023 revisions to USP 797 and USP 800 introduced significant changes to cleanroom classification, environmental monitoring, and personnel training requirements. Here's what compliance looks like in practice.